1 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9 and op1 expansion before vector concat to have less live pseudos.
11 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14 ix86_expand_vector_set if supported.
16 2008-05-13 Diego Novillo <dnovillo@google.com>
17 Kenneth Zadeck <zadeck@naturalbridge.com>
19 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
21 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
22 phinodes_print_statistics, init_ssanames, fini_ssanames,
23 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
24 release_ssa_name, release_defs, replace_ssa_name_symbol,
25 ssanames_print_statistics): Move ...
26 * tree-flow.h: ... here.
27 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
28 Use FN instead of cfun.
29 (make_ssa_name_fn): Rename from make_ssa_name.
30 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
31 * tree-flow-inline.h (make_ssa_name): Move from
32 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
33 * omp-low.c (expand_omp_parallel):
34 * tree-flow-inline.h (redirect_edge_var_map_result):
35 * tree-ssa.c (init_tree_ssa): Add argument FN. Use it instead of cfun.
38 2008-05-13 Tom Tromey <tromey@redhat.com>
40 PR preprocessor/22168:
41 * doc/cpp.texi (Top): Update menu.
42 (Alternatives to Wrapper #ifndef): New node.
43 (Other Directives): Document deprecation.
44 (Obsolete Features): Remove menu.
45 (Assertions): Merge node into Obsolete Features.
46 (Obsolete once-only headers): Move earlier; rename to Alternatives
48 * doc/cppopts.texi: Update.
49 * c.opt (Wdeprecated): Enable for C and ObjC.
50 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
51 (C++ Dialect Options): Move -Wno-deprecated from here to...
52 (Warning Options): ... here.
54 2008-05-13 Richard Guenther <rguenther@suse.de>
57 * fold-const.c (fold_sign_changed_comparison): Do not allow
58 changes in pointer-ness.
60 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
63 * config/sh/sh.c (sh_expand_prologue): Don't clear
64 RTX_FRAME_RELATED_P for push insns.
66 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
68 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
70 2008-05-12 Anatoly Sokolov <aesok@post.ru>
72 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
73 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
74 Use 'machine->is_leaf' instead of 'leaf_func_p'.
76 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
78 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
79 (*vec_concatv4sf_sse): This.
80 (*sse2_concatv2si): Renamed to ...
81 (*vec_concatv2si_sse2): This.
82 (*sse1_concatv2si): Renamed to ...
83 (*vec_concatv2si_sse): This.
84 (*vec_concatv2di_rex): Renamed to ...
85 (*vec_concatv2di_rex64): This.
86 (*vec_concatv2si_sse4_1): New.
87 (*vec_concatv2di_rex64_sse4_1): Likewise.
89 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
91 PR rtl-optimization/36111
92 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
93 that was created for swappable operands.
95 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
98 * Makefile.in: Substitute GNATMAKE and GNATBIND.
99 * configure.ac: Add call to ACX_PROG_GNAT.
101 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
103 * optc-gen.awk: Fix comment typo.
105 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
107 * pretty-print.c (pp_integer_with_precision): Use
108 HOST_LONG_LONG_FORMAT.
110 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
112 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
114 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
116 * config/i386/i386.c (bdesc_ptest): Removed.
117 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
118 (bdesc_args): Add __builtin_ia32_ptestz128,
119 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
120 (ix86_init_mmx_sse_builtins): Updated.
121 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
122 (ix86_expand_builtin): Updated.
124 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
126 * tree-cfg.c (valid_fixed_convert_types_p): New function.
127 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
129 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
131 * value-prof.c (interesting_stringop_to_profile): Do not
132 return early for BUILT_IN_MEMPCPY.
134 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
136 * calls.c (expand_call): Don't use callgraph to increase
137 preferred_stack_boundary.
139 * cgraph.h (cgraph_rtl_info): Use unsigned on
140 preferred_incoming_stack_boundary.
142 * final.c (rest_of_clean_state): Use unsigned on
143 preferred_stack_boundary.
145 2008-05-09 Tom Tromey <tromey@redhat.com>
147 PR preprocessor/22231:
148 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
151 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
153 PR tree-optimization/36129
154 * tree-ssa-ccp.c: Include value-prof.h.
155 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
156 built-in function was folded to a constant.
157 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
159 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
160 Sebastian Pop <sebastian.pop@amd.com>
162 * tree-scalar-evolution.c: Document instantiate_scev.
163 (instantiate_parameters_1): Renamed instantiate_scev_1.
164 Don't use the same loop for instantiation_loop and evolution_loop.
165 (instantiate_scev): New.
166 (instantiate_parameters): Moved...
167 (resolve_mixers): Update call to instantiate_scev_1 to pass the
168 same loop twice. Maintains the semantics for this function.
169 * tree-scalar-evolution.h (instantiate_scev): Declare.
170 (instantiate_parameters): ...here. Now static inline.
171 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
172 instead of resolve_mixers.
174 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
176 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
178 2008-05-09 Tomas Bily <tbily@suse.cz>
180 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
181 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
182 * tree-ssa-structalias.c (get_constraint_for): Likewise.
183 * c-common.c (c_common_truthvalue_conversion): Likewise.
184 * tree-object-size.c (compute_object_offset): Likewise.
185 * tree-inline.c (estimate_num_insns_1): Likewise.
186 * varasm.c (const_hash_1, compare_constant, copy_constant)
187 (compute_reloc_for_constant, output_addressed_constants)
188 (initializer_constant_valid_p): Likewise.
189 * c-omp.c (check_omp_for_incr_expr): Likewise.
190 * gimplify.c (gimplify_expr): Likewise.
191 * c-typeck.c (c_finish_return): Likewise.
192 * tree-vectorizer.c (supportable_widening_operation)
193 (supportable_narrowing_operation): Likewise.
194 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
195 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
196 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
197 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
198 (descr_info_loc): Likewise.
199 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
200 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
201 (fold_unary): Likewise.
202 * builtins.c (get_pointer_alignment): Likewise.
203 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
204 (instantiate_parameters_1): Likewise.
205 * tree.c (expr_align, stabilize_reference): Likewise.
206 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
207 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
208 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
209 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
210 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
211 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
213 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
214 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
215 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
216 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
217 (forward_propagate_comparison)
218 (tree_ssa_forward_propagate_single_use_vars): Likewise.
219 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
220 * emit-rtl.c (component_ref_for_mem_expr)
221 (set_mem_attributes_minus_bitpos): Likewise.
222 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
223 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
225 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
226 (build_function_call, pointer_diff, build_compound_expr)
227 (c_finish_return): Likewise.
228 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
229 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
231 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
232 * expr.c (is_aligning_offset): Likewise.
233 * tree-ssa-alias.c (is_escape_site): Likewise.
234 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
235 (check_all_va_list_escapes): Likewise.
236 * tree-ssa-loop-ivopts.c (determine_base_object)
237 (determine_common_wider_type): Likewise.
238 * dojump.c (do_jump): Likewise.
239 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
240 * tree-gimple.c (is_gimple_cast): Likewise.
241 * fold-const.c (decode_field_reference, )
242 (fold_sign_changed_comparison, fold_unary, fold_comparison)
243 (fold_binary): Likewise.
244 * tree-ssa-alias-warnings.c (find_alias_site_helper)
245 (already_warned_in_frontend_p): Likewise.
246 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
247 * tree.c (really_constant_p, get_unwidened): Likewise.
248 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
249 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
250 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
252 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
254 (CONVERT_EXPR_P): Define.
255 (CASE_CONVERT): Define.
257 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
260 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
261 (delete_unmarked_insns): When deleting a call, call
262 delete_unreachable_blocks.
263 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
264 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
266 2008-05-08 Richard Guenther <rguenther@suse.de>
268 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
269 (-ftree-salias): Likewise.
270 (salias-max-implicit-fields): Remove param documentation.
271 (salias-max-array-elements): Likewise.
272 * tree-pass.h (pass_create_structure_vars): Remove.
273 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
274 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
275 * tree-ssa-alias.c (create_structure_vars): Remove.
276 (gate_structure_vars): Likewise.
277 (pass_create_structure_vars): Likewise.
278 (gate_build_alias): Likewise.
279 (pass_build_alias): Adjust to run always and dump the function.
280 * common.opt (ftree-salias): Hide.
281 * passes.c (init_optimization_passes): Remove
282 pass_create_structure_vars, adjust comment.
283 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
284 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
285 * opts.c (decode_options): Do not set flag_tree_salias.
286 (common_handle_option): Add OPT_ftree_salias to the backward
287 compatibility section.
289 2008-05-08 Richard Guenther <rguenther@suse.de>
291 * tree-flow-inline.h (var_can_have_subvars): Move ...
292 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
293 * tree-flow.h (var_can_have_subvars): Remove.
294 (push_fields_onto_fieldstack): Remove.
295 (sort_fieldstack): Likewise.
296 (struct fieldoff): Move ...
297 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
298 alias_set and base_for_components fields.
299 (sort_fieldstack): Make static.
300 (push_fields_onto_fieldstack): Likewise. Remove code that
301 handles anything but RECORD_TYPEs. Remove alias_set and
302 base_for_components handling.
303 (create_variable_info_for): Adjust.
305 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
307 * common.opt (Wframe-larger-than=): Shorten the help message
309 * doc/invoke.texi (Wframe-larger-than=): Add more description.
311 2008-05-08 Rafael Espindola <espindola@google.com>
313 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
315 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
316 trap and that both operands are gimple values.
317 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
318 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
321 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
323 * read-rtl.c (join_c_conditions): Return the first string if the
324 two strings are equal.
326 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
328 * gensupport.h (pred_data): Add a "num_codes" field.
329 (add_predicate_code): Declare.
330 * gensupport.c (add_predicate_code): New function.
331 (std_pred_table): Add an "allows_const_p" field.
332 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
333 Remove the (incomplete) list of such codes from the codes field.
334 (init_predicate_table): Use add_predicate_code. Add all
335 RTX_CONST_OBJs if allows_const_p is true.
336 * genrecog.c (process_define_predicate): Use add_predicate_code.
338 2008-05-08 David Daney <ddaney@avtrex.com>
339 Richard Sandiford <rsandifo@nildram.co.uk>
341 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
342 special case of constant zero operands.
343 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
344 old and new values. Special case constant zero values.
345 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
347 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
348 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
350 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
353 * simplify-rtx.c (simplify_plus_minus): Create CONST of
354 similar RTX_CONST_OBJ before CONST_INT.
356 2008-05-08 Steve Ellcey <sje@cup.hp.com>
358 * stmt.c (expand_stack_restore): Change sa mode if needed.
360 2008-05-08 Richard Guenther <rguenther@suse.de>
362 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
364 (ix86_sol10_return_in_memory): Likewise.
365 (ix86_i386elf_return_in_memory): Likewise.
366 (ix86_i386interix_return_in_memory): Likewise.
367 * config/i386/i386.c (ix86_return_in_memory): Likewise.
368 (ix86_sol10_return_in_memory): Likewise.
369 (ix86_i386elf_return_in_memory): Likewise.
370 (ix86_i386interix_return_in_memory): Likewise.
372 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
375 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
377 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
378 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
381 2008-05-08 Richard Guenther <rguenther@suse.de>
383 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
384 * tree-data-ref.h (struct dr_alias): Remove subvars field.
385 (DR_SUBVARS): Remove.
386 * tree-dfa.c (dump_subvars_for): Remove.
387 (debug_subvars_for): Likewise.
388 (dump_variable): Do not dump subvars.
389 (remove_referenced_var): Do not remove subvars.
390 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
391 (lookup_subvars_for_var): Remove.
392 (get_subvars_for_var): Likewise.
393 (get_subvars_at): Likewise.
394 (get_first_overlapping_subvar): Likewise.
395 (overlap_subvar): Likewise.
396 * tree-flow.h (subvar_t): Remove.
397 (struct var_ann_d): Remove subvars field.
398 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
399 argument. Remove special handling of SFTs.
400 (compute_tag_properties): Likewise.
401 (set_initial_properties): Likewise.
402 (compute_call_clobbered): Likewise.
403 (count_mem_refs): Likewise.
404 (compute_memory_partitions): Likewise.
405 (compute_flow_insensitive_aliasing): Likewise.
406 (setup_pointers_and_addressables): Likewise.
407 (new_type_alias): Likewise.
408 (struct used_part): Remove.
409 (used_portions): Likewise.
410 (struct used_part_map): Likewise.
411 (used_part_map_eq): Likewise.
412 (used_part_map_hash): Likewise.
413 (free_used_part_map): Likewise.
414 (up_lookup): Likewise.
415 (up_insert): Likewise.
416 (get_or_create_used_part_for): Likewise.
417 (create_sft): Likewise.
418 (create_overlap_variables_for): Likewise.
419 (find_used_portions): Likewise.
420 (create_structure_vars): Likewise.
421 * tree.def (STRUCT_FIELD_TAG): Remove.
422 * tree.h (MTAG_P): Adjust.
423 (struct tree_memory_tag): Remove base_for_components and
424 unpartitionable flags.
425 (struct tree_struct_field_tag): Remove.
426 (SFT_PARENT_VAR): Likewise.
427 (SFT_OFFSET): Likewise.
428 (SFT_SIZE): Likewise.
429 (SFT_NONADDRESSABLE_P): Likewise.
430 (SFT_ALIAS_SET): Likewise.
431 (SFT_UNPARTITIONABLE_P): Likewise.
432 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
433 (union tree_node): Remove sft field.
434 * alias.c (get_alias_set): Remove special handling of SFTs.
435 * print-tree.c (print_node): Remove handling of SFTs.
436 * tree-dump.c (dequeue_and_dump): Likewise.
437 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
438 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
439 * tree-predcom.c (set_alias_info): Do not set subvars.
440 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
441 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
442 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
443 (add_vars_for_offset): Remove.
444 (add_virtual_operand): Remove special handling of SFTs.
445 (add_call_clobber_ops): Likewise.
446 (add_call_read_ops): Likewise.
447 (get_asm_expr_operands): Likewise.
448 (get_modify_stmt_operands): Likewise.
449 (get_expr_operands): Likewise.
450 (add_to_addressable_set): Likewise.
451 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
452 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
453 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
454 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
455 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
456 (tree_node_structure): Likewise.
457 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
459 (find_what_p_points_to): Likewise.
461 2008-05-08 Sa Liu <saliu@de.ibm.com>
463 * config/spu/spu.md: Fixed subti3 pattern.
465 2008-05-08 Richard Guenther <rguenther@suse.de>
468 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
469 sure to create a representative for trailing arrays for PTA.
471 2008-05-08 Richard Guenther <rguenther@suse.de>
474 * fold-const.c (operand_equal_p): Two objects which types
475 differ in pointerness are not equal.
477 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
479 * calls.c (compute_argument_block_size): Add argument tree fndecl.
480 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
481 (emit_library_call_value_1): Add new variable fndecl initialized by
482 NULL_TREE. It should be the decl type of orgfun, but this information
483 seems not to be available here, so it uses the default calling abi.
484 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
485 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
486 by TARGET_RETURN_IN_MEMORY.
487 * config/i386/i386-interix.h: Likewise.
488 * config/i386/i386.h: Likewise.
489 * config/i386/i386elf.h: Likewise.
490 * config/i386/ptx4-i.h: Likewise.
491 * config/i386/sol2-10.h: Likewise.
492 * config/i386/sysv4.h: Likewise.
493 * config/i386/vx-common.h: Likewise.
494 * config/cris/cris.h: Removed #if 0 clause.
495 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
496 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
498 (ix86_sol10_return_in_memory): Likewise.
499 (ix86_i386elf_return_in_memory): New.
500 (ix86_i386interix_return_in_memory): New.
501 * config/mt/mt-protos.h (mt_return_in_memory): New.
502 * config/mt/mt.c: Likewise.
503 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
504 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
505 * config/bfin/bfin.h: Likewise.
506 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
508 * config/bfin/bfin.c: Likewise.
509 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
510 * config/alpha/unicosmk.h: Likewise.
511 * config/i386/cygming.h: Likewise.
512 * config/iq2000/iq2000.h: Likewise.
513 * config/mips/mips.h: Likewise.
514 * config/mn10300/mn10300.h: Likewise.
515 * config/rs6000/rs6000.h: Likewise.
516 * config/score/score.h: Likewise.
517 * config/spu/spu.h: Likewise.
518 * config/v850/v850.h: Likewise.
519 * defaults.h: Likewise.
520 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
521 * expr.c (emit_block_move): Adjust use of
522 OUTGOING_REG_PARM_STACK_SPACE.
523 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
524 OUTGOING_REG_PARM_STACK_SPACE.
525 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
527 2008-05-08 Jakub Jelinek <jakub@redhat.com>
529 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
530 on OMP_RETURN for OMP_FOR.
533 * dwarf2out.c (dw_expand_expr, common_check): Removed.
534 (fortran_common): New function.
535 (gen_variable_die): Call fortran_common instead of common_check,
536 adjust for it returning tree instead of rtx. Formatting.
538 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
542 * see.c (see_copy_insn): Copy new pure const attributes for new call.
543 * c-decl.c (merge_decls): Ditto.
544 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
545 to RTL_CONST_OR_PURE_CALL_P.
546 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
547 Initialized DECL_LOOPING_CONST_PURE.
548 (process_call_operands): Set tree_side_effects properly.
549 * tree.h (TREE_READONLY_DECL_P): Removed.
550 (DECL_IS_PURE): Renamed to DECL_PURE_P.
551 (DECL_LOOPING_OR_CONST_P): New macro.
552 (struct tree_function_decl): Added looping_const_or_pure_p.
554 (ECF_LOOPING_OR_CONST_P): New macro.
555 * rtlanal.c (pure_const_p): Removed.
556 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
557 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
559 * ipa-pure-const.c (pure_const_state_e): Added looping field.
560 (check_decl, check_tree, check_call, scan_function): Initialize
562 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
563 (static_execute): Set looping true for recursive functions.
564 Undo setting state to IPA_NEITHER for recursive functions.
566 * ifcvt.c (noce_can_store_speculate_p): Changed
567 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
568 RTL_CONST_OR_PURE_CALL_P.
569 * dse.c (scan_insn): Ditto.
570 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
571 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
572 RTL_CONST_OR_PURE_CALL_P.
573 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
574 pure_call_p to RTL_CONST_CALL_P.
575 * gimplify.c (gimplify_call_expr): Clear side effects for
576 non-looping pure and constant calls.
577 * calls.c (emit_call_1): Set rtl flags from ecf flags.
578 (flags_from_decl_or_type): Set ecf flags from decl flags.
579 (initialize_argument_information): Turn off
580 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
581 Change const to pure if callee_copies is true rather than just
583 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
584 way of marking pure calls.
585 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
586 Remove hack that was supposed to fix pr7335 and remove old
587 way of marking pure calls.
588 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
589 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
590 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
591 RTL_CONST_OR_PURE_CALL_P.
592 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
593 * loop-invariant.c (find_exits, find_invariant_bb): Changed
594 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
595 * sched-deps.c (schedule_analyze): Ditto.
596 * rtl.h (struct rtx_def): Use call field, unchanging field, and
597 return_val field of calls to represent pure and const function info.
598 (CONST_OR_PURE_CALL_P): Deleted macro.
599 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
600 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
601 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
603 * tree-optimize.c (execute_fixup_cfg): Added test for
604 ECF_LOOPING_CONST_OR_PURE.
605 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
607 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
608 effects for looping pure or const calls.
609 (verify_gimple_expr): Added verification code.
610 * config/alpha/alpha.c (alpha_legitimize_address,
611 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
613 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
614 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
615 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
616 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
617 RTL_CONST_OR_PURE_CALL_P.
618 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
619 and const calls to be deleted.
621 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/mmx.md (mmx_subv2sf3): New expander.
625 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
626 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
627 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
628 to handle nonimmediate operands.
629 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
630 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
631 to handle nonimmediate operands.
632 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
633 (mmx_pmulhrwv4hi3): New expander. Use
634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
635 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
636 (sse2_umulv1siv1di3): New expander. Use
637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
638 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
639 (mmx_eq<mode>3): New expander. Use
640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
641 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
642 (mmx_uavgv8qi3): New expander. Use
643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
644 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
645 (mmx_uavgv4hi3): New expander. Use
646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
649 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
650 to handle nonimmediate operands.
651 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
652 to handle nonimmediate operands.
653 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
654 to handle nonimmediate operands.
655 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
656 to handle nonimmediate operands.
657 (sse2_unpckhpd_exp): New expander. Use
658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
659 (sse2_unpcklpd_exp): New expander. Use
660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
661 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
662 to handle nonimmediate operands.
663 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
664 to handle nonimmediate operands.
665 (*sse2_<plusminus_insn><mode>3): Rename from
666 sse2_<plusminus_insn><mode>3 insn pattern.
667 (sse2_<plusminus_insn><mode>3): New expander. Use
668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
669 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
670 (sse2_umulv2siv2di3): New expander. Use
671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
672 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
673 (sse4_1_mulv2siv2di3): New expander. Use
674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
675 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
676 (sse2_pmaddwd): New expander. Use
677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
678 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
679 (sse2_eq<mode>3): New expander. Use
680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
681 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
682 (sse4_1_eqv2di3): New expander. Use
683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
684 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
685 (sse2_uavgv16qi3): New expander. Use
686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
687 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
688 (sse2_uavgv16qi3): New expander. Use
689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
690 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
691 (sse2_uavgv8hi3): New expander. Use
692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
693 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
694 (ssse3_pmulhrswv8hi3): New expander. Use
695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
696 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
697 (ssse3_pmulhrswv4hi3): New expander. Use
698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
700 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
701 (<sse>_vmmul<mode>3): Ditto.
702 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
704 (ssse3_pmaddubsw128): Use register_operand for operand 1.
705 (ssse3_pmaddubsw): Ditto.
707 * config/i386/i386.c (struct_builtin_description)
708 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
709 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
710 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
711 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
712 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
713 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
714 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
715 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
716 (ix86_fixup_binary_operands): Assert that src1
717 and src2 must have the same mode when swapped.
718 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
719 and ix86_binary_operator_ok. Do not force operands in registers
722 2008-05-07 Jan Hubicka <jh@suse.cz>
724 * cgraph.c (dump_cgraph_node): Update.
725 * cgraph.h (cgraph_local_info): Break out inline summary.
726 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
728 * ipa-inline (inline_summary): New accestor function.
729 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
730 cgraph_decide_inlining, compute_inline_parameters): Update.
731 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
733 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
735 Cleanup ColdFire scheduling support and add V4 pipeline model.
737 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
738 (define_attr cpu): Add cfv4 value.
739 (define_attr type, define_attr type1): Merge into a single 'type'
740 attribute. Update all uses.
741 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
742 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
744 (define_attr opx_mem, define_attr opy_mem): Remove.
745 (define_attr op_mem): Clean up, update comment.
746 (define_attr size): Use specific values instead of general int.
747 (define_attr guess, define_attr split): Remove. Update all uses.
748 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
749 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
750 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
751 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
752 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
753 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
754 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
755 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
756 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
757 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
758 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
759 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
760 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
761 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
762 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
763 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
764 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
765 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
766 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
767 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
768 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
769 Update or set attributes.
770 (stack_tie): New fake instruction.
772 * config/m68k/m68k.h (TUNE_CFV4): New macro.
773 (m68k_sched_attr_size): Update declaration.
774 (m68k_sched_attr_type2): Remove.
775 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
776 Declare new bypass predicates.
778 * config/m68k/m68k.c (m68k_sched_issue_rate,
779 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
781 (TARGET_SCHED_ISSUE_RATE,
782 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
783 (override_options): Handle scheduling for ColdFire V4 core.
784 (m68k_expand_prologue): Emit stack_tie.
785 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
786 'OP_TYPE_FPN'. Update all uses.
787 (sched_guess_p): Remove.
788 (sched_address_type): Handle symbolic addresses.
789 (sched_get_operand): New static function.
790 (sched_operand_type): Merge into sched_attr_op_type.
791 (sched_attr_op_type): Handle FP registers, handle quick constants,
793 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
794 (m68k_sched_attr_size): Update. Move logic to ...
795 (sched_get_attr_size_int): New static function.
796 (sched_get_opxy_mem_type): New static function.
797 (m68k_sched_attr_op_mem): Update.
798 (m68k_sched_attr_type2): Remove.
799 (sched_cfv4_bypass_data): New static variable.
800 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
801 (m68k_sched_issue_rate): Implement scheduler hook.
802 (struct _sched_ib: enabled_p): New field.
803 (m68k_sched_variable_issue): Update. Handle V4.
804 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
805 sched_dump_class_func_t, sched_dump_split_class,
806 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
807 sched_dump_dfa_class, m68k_sched_dump): Remove.
808 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
810 (m68k_sched_init_global): Remove statisctics dumping, introduce
811 sanity check that all instructions have pipeline reservations. Handle
813 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
814 Handle ColdFire V4 core.
815 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
816 New static functions.
817 (m68k_sched_address_bypass_p): New bypass predicate.
818 (sched_get_indexed_address_scale): New static function.
819 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
821 * cf.md: Update comments.
822 (define_attr type2): Remove. Use 'type' attribute instead.
824 (cf_ib): Rename to cfv123_ib. Update all uses.
825 (cf_oep): Rename to cfv123_oep. Update all uses.
826 (cf_chr): Rename to cfv123_chr. Update all uses.
827 (cf_mem): Rename to cfv123_mem. Update all uses.
828 (cf_mac): Move to more appropriate place.
829 (cfv123_guess): New automaton and cpu_unit.
830 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
831 Update uses of 'size' attribute. Handle before reload scheduling.
832 (cfv123_guess): New dummy reservation for unhandled instructions.
833 (cfv4_*): Pipeline description of ColdFire V4 core.
834 (ignore): New reservation to handle 'ignore' type.
836 2008-05-07 Ian Lance Taylor <iant@google.com>
839 * gimplify.c (find_single_pointer_decl_1): Don't look through
841 (find_single_pointer_decl): Adjust comments.
843 2008-05-07 Jakub Jelinek <jakub@redhat.com>
846 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
847 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
850 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
851 integral type rather than floating point, then VIEW_CONVERT_EXPR
852 to the floating point type.
854 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
857 TFmode op0 to register.
859 2008-05-07 Alan Modra <amodra@bigpond.net.au>
861 * c-decl.c (grokdeclarator): Comment typo.
863 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
865 * tree-flow.h: Remove prototype for computed_goto_p.
866 * tree-cfg.c (computed_goto_p): Make static.
868 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
871 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
872 (contains_aligned_value_p): This. Handle _Decimal128.
873 (ix86_function_arg_boundary): Only align _Decimal128 to its
874 natural boundary and handle it properly.
876 2008-05-06 Martin Jambor <mjambor@suse.cz>
878 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
879 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
880 (ipcp_method_set_orig_node): Removed.
881 (ipcp_cval_get_cvalue_type): Removed.
882 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
883 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
884 (ipcp_cval_set_cvalue_type): Removed.
885 (ipcp_cval_get_cvalue): Removed.
886 (ipcp_cval_set_cvalue): Removed.
887 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
888 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
889 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
890 (ipcp_cval_meet): Renamed to ipa_lattice_meet
891 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
892 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
893 (ipcp_get_ith_lattice): Changed parameters.
894 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
895 (ipcp_lattice_from_jfunc): Changed parameters.
896 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
897 (ipcp_method_cval_print): Added temporary variable info.
898 (ipcp_redirect): Removed already unused local variable caller.
899 (ipcp_redirect): New temporary variable orig_callee_info
900 (ipcp_redirect): Removed newly unused local variable callee.
901 (ipcp_redirect): Removed (a bit confusing) local variable type.
902 (ipcp_insert_stage): Added local variable info.
903 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
905 (ipcp_formal_create): Removed.
906 (ipcp_method_cval_set): Removed.
907 (ipcp_propagate_stage): Renamed lattice variables.
908 (ipcp_method_cval_set_cvalue_type): Removed.
909 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
910 (ipcp_print_all_lattices): Changed printed strings to refer to
911 lattices rather than cvals.
912 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
913 (ipcp_propagate_const): Changed formal parameters.
914 (build_const_val): Changed formal parameters.
915 (ipcp_insert_stage): Removed useless variable cvalue
916 (build_const_val): Changed formal parameters.
917 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
918 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
919 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
920 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
921 (ipcp_print_func_profile_counts): Changed string from "method" to
923 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
924 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
925 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
926 (ipcp_structures_print): Renamed to ipcp_print_all_structures
927 (ipcp_profile_print): Renamed to ipcp_print_profile_data
928 (ipcp_lat_is_const): Changed parameters and made inline.
929 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
930 (ipcp_redirect): Renamed to ipcp_need_redirect_p
931 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
932 the predicate condition directly
933 (ipcp_propagate_stage): Added local variable args. Removed local
934 variable callee. (Both are mere code simplifications.)
935 (ipcp_method_dont_insert_const): Renamed to
936 ipcp_node_not_modifiable_p.
937 (ipcp_node_not_modifiable_p): Made inline.
938 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
939 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
940 (ipcp_print_all_lattices): Removed variable cvalue
941 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
944 2008-05-06 Olivier Hainque <hainque@adacore.com>
946 * tree-sra.c (try_instantiate_multiple_fields): Early return
947 if field has POINTER_TYPE.
949 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
951 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
952 by using 'q' specifier for instruction.
953 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
955 2008-05-06 Anatoly Sokolov <aesok@post.ru>
957 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
958 Change mode of zero_extract from QImode to HImode.
959 (sign bit tests peepholes): (Ditto.).
961 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/mmx.md: Remove double backslashes from asm templates.
964 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
965 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
966 to handle nonimmediate operands.
967 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
968 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
969 to handle nonimmediate operands.
970 (*mmx_<code>v2sf3_finite): New insn pattern.
971 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
972 (mmx_<code>v2sf3): New expander. Use
973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
974 (mmx_<plusminus_insn><mode>3): New expander. Use
975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
976 (*mmx_<plusminus_insn><mode>3): New insn pattern.
977 (mmx_add<mode>3): Removed.
978 (mmx_ssadd<mode>3): Ditto.
979 (mmx_usadd<mode>3): Ditto.
980 (mmx_sub<mode>3): Ditto.
981 (mmx_sssub<mode>3): Ditto.
982 (mmx_ussub<mode>3): Ditto.
983 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
984 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
985 to handle nonimmediate operands.
986 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
988 (mmx_smulv4hi3_highpart): New expander. Use
989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
990 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
992 (mmx_umulv4hi3_highpart): New expander. Use
993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
994 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
995 (mmx_<code>v4hi3): New expander. Use
996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
997 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
998 (mmx_<code>v8qi3): New expander. Use
999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1000 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1001 (mmx_<code><mode>3): New expander. Use
1002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1004 2008-05-05 Jan Hubicka <jh@suse.cz>
1006 PR tree-optimization/36118
1007 * passes.c (pass_init_dump_file): Fix dump header.
1009 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1013 VCE for function decls.
1015 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1019 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1021 * config/i386/i386.md (sat_plusminus): New.
1022 (plusminus_insn): Likewise.
1023 (plusminus_mnemonic): Likewise.
1025 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1026 (*<addsub><mode>3_cc_overflow): Renamed to ...
1027 (*<plusminus_insn><mode>3_cc_overflow): This.
1028 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1029 (*<plusminus_insn>si3_zext_cc_overflow): This.
1031 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1032 (<plusminus_insn><mode>3): This.
1033 (*<addsub><mode>3): Renamed to ...
1034 (*<plusminus_insn><mode>3): This.
1035 (<sse>_vm<addsub><mode>3): Renamed to ...
1036 (<sse>_vm<plusminus_insn><mode>3): This.
1037 (sse3_h<addsub>v4sf3): Renamed to ...
1038 (sse3_h<plusminus_insn>v4sf3): This.
1039 (sse3_h<addsub>v2df3): Renamed to ...
1040 (sse3_h<plusminus_insn>v2df3): This.
1041 (<plusminus_insn><mode>3): New.
1042 (*<plusminus_insn><mode>3): Likewise.
1043 (sse2_<plusminus_insn><mode>3): Likewise.
1044 (add<mode>): Removed.
1045 (*add<mode>3): Likewise.
1046 (sse2_ssadd<mode>3): Likewise.
1047 (sse2_usadd<mode>3): Likewise.
1048 (sub<mode>3): Likewise.
1049 (*sub<mode>3): Likewise.
1050 (sse2_sssub<mode>3): Likewise.
1051 (sse2_ussub<mode>3): Likewise.
1053 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1055 * gthr-single.h: Add in required interface elements as per gthr.h.
1056 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1057 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1058 Generalize UNUSED macro.
1059 (__gthread_once): Add.
1060 (__gthread_key_create): Add.
1061 (__gthread_key_delete): Add.
1062 (__gthread_getspecific): Add.
1063 (__gthread_setspecific): Add.
1065 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1068 the same size types for the indirect reference on the rhs, then
1071 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1073 * config/i386/i386.md
1074 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1075 one insn template instead of template series.
1076 (*xordi_1_rex64): Ditto.
1077 (*xordi_2_rex64): Ditto.
1079 2008-05-05 Ira Rosen <irar@il.ibm.com>
1081 PR tree-optimization/36119
1082 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1085 2008-06-04 Jan Hubicka <jh@suse.cz>
1087 tree-optimization/36100
1088 * tree-pass.h (pass_O0_always_inline): Declare.
1089 * ipa-inline.c (inline_transform): Remove dead code.
1090 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1091 pass_O0_always_inline): New.
1092 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1094 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1096 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1097 mnemonic in this_param move for TARGET_64BIT.
1099 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1102 (*strmovsi_rex_1): Ditto.
1103 (*strsetsi_1): Ditto.
1104 (*strsetsi_rex_1): Ditto.
1106 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1107 adddicc expanders using SWI mode iterator.
1109 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1112 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1115 2008-05-04 David S. Miller <davem@davemloft.net>
1117 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1118 (sparc*-*-linux*): Use linux.h in tm_file.
1119 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1120 compiler defaulting to 32-bit.
1121 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1123 * config/sparc/linux.h: Remove definitions now obtained
1124 properly from linux.h
1125 * config/sparc/linux64.h: Likewise.
1126 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1127 don't want this setting for 32-bit builds in a biarch compiler.
1128 * doc/install.texi: Add sparc-linux to list of targets
1129 supporting --enable-targets=all.
1131 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1133 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1135 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1137 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1138 after V4SI_FTYPE_V8HI.
1139 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1140 case V4SI_FTYPE_V2DF.
1142 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1144 * doc/invoke.texi (max-flow-memory-locations): Removed.
1145 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1147 2008-05-03 Richard Guenther <rguenther@suse.de>
1150 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1152 2008-05-02 David S. Miller <davem@davemloft.net>
1154 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1156 2008-05-02 Simon Baldwin <simonb@google.com>
1159 * c-common.h (warn_array_subscript_range): Removed.
1160 * c-common.c (warn_array_subscript_range): Ditto.
1161 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1162 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1164 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1166 * config/i386/i386.c (ix86_special_builtin_type): New.
1167 (bdesc_special_args): Likewise.
1168 (ix86_expand_special_args_builtin): Likewise.
1169 (ix86_init_mmx_sse_builtins): Updated.
1170 (ix86_expand_builtin): Updated.
1171 (ix86_expand_store_builtin): Removed.
1172 (ix86_expand_unop_builtin): Likewise.
1174 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1175 * config/i386/mmintrin.h (__v2sf): Here.
1177 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1179 (_mm_loadl_pi): Likewise.
1180 (_mm_storeh_pi): Replace __v2si with __v2sf.
1181 (_mm_storel_pi): Likewise.
1183 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1184 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1185 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1186 __builtin_ia32_loadlpd.
1188 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1191 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1192 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1193 (ix86_init_mmx_sse_builtins): Updated.
1194 (ix86_expand_args_builtin): Likewise.
1195 (ix86_expand_builtin): Likewise.
1196 (ix86_expand_unop1_builtin): Renamed to ...
1197 (ix86_expand_unop_vec_merge_builtin): This.
1199 2008-05-01 Jan Hubicka <jh@suse.cz>
1202 * ipa-inline.c (inline_generate_summary): Make static.
1203 (inline_transform): Do not call inlining at -O0; make static.
1204 * passes.c (execute_todo): Add sanity check.
1205 (execute_one_ipa_transform_pass): Execute proper flags.
1207 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1209 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1210 (DECL_NONADDRESSABLE_P): Likewise.
1211 * alias.c (record_component_aliases): Fix comment.
1213 2008-05-01 Simon Baldwin <simonb@google.com>
1215 * c-common.h (warn_array_subscript_range): New function.
1216 * c-common.c (warn_array_subscript_range): Ditto.
1217 * tree-vrp.c (check_array_ref): Corrected code to agree with
1218 comment, ignoring only arrays of size 0 or size 1.
1219 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1221 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1223 * config/i386/i386.c (ix86_builtin_type): Replace
1224 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1225 (bdesc_args): Updated.
1226 (ix86_init_mmx_sse_builtins): Likewise.
1227 (ix86_expand_args_builtin): Likewise.
1229 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1232 * doc/extend.texi: Correct __builtin_ia32_palignr.
1234 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1237 * config/i386/i386.c (bdesc_crc32): Removed.
1238 (ix86_expand_crc32): Likewise.
1239 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1240 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1241 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1242 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1243 UINT_FTYPE_UINT_UCHAR.
1244 (bdesc_args): Updated. Add crc32 builtins.
1245 (ix86_init_mmx_sse_builtins): Updated.
1246 (ix86_expand_args_builtin): Updated to support subreg.
1248 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1250 2008-05-01 Jan Hubicka <jh@suse.cz>
1252 * tree-pass.h (opt_pass): Add IPA_PASS.
1253 (varpool_node, cgraph_node): Forward declare.
1254 (ipa_opt_pass): Define.
1255 (pass_ipa_inline): Turn into ipa_opt_pass.
1256 (pass_apply_inline): Remove.
1257 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1258 (apply_inline): Turn into ....
1259 (inline_transform): ... this one.
1260 (inline_generate_summary): New function.
1261 (pass_apply_inline): Remove.
1262 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1264 (struct function): Add ipa_transforms_to_apply.
1265 * passes.c (register_one_dump_file): Work on IPA_PASS.
1266 (init_optimization_passes): Remove pass_inline_parameters and
1268 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1269 (execute_one_pass) ... here; apply transforms when possible.
1270 (add_ipa_transform_pass, execute_ipa_summary_asses,
1271 execute_one_ipa_transform_pass): New.
1272 (execute_ipa_pass_list): Update for IPA_PASS type.
1274 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1276 * config/i386/i386.c (ix86_builtin_type): Add
1277 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1278 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1279 (bdesc_args): Add SSE4a builtins.
1280 (ix86_init_mmx_sse_builtins): Updated.
1281 (ix86_expand_args_builtin): Likewise.
1282 (ix86_expand_builtin): Likewise.
1284 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1286 * config/i386/i386.c (ix86_builtin_type): Add
1287 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1288 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1289 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1290 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1291 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1292 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1293 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1294 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1295 and DI_FTYPE_DI_DI_INT.
1296 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1297 (ix86_init_mmx_sse_builtins): Updated.
1298 (ix86_expand_args_builtin): Likewise.
1299 (ix86_expand_builtin): Likewise.
1300 (ix86_expand_binop_imm_builtin): Removed.
1302 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1304 2008-04-30 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/32921
1307 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1309 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1311 * config/arm/arm.c (arm_unwind_emit): Use
1312 crtl->all_throwers_are_sibcalls instead of
1313 cfun->all_throwers_are_sibcalls.
1314 (arm_output_fn_unwind): Likewise.
1315 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1316 instead of cfun->uses_pic_offset_table.
1317 (frv_expand_prologue): Likewise.
1318 (frv_frame_pointer_required): Likewise.
1319 (frv_expand_fdpic_call): Likewise.
1320 (frv_emit_movsi): Likewise.
1321 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1322 cfun->returns_pcc_struct instead of
1323 current_function_returns_pcc_struct.
1324 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1325 instead of cfun->calls_eh_return.
1326 (m32c_pushm_popm): Likewise.
1327 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1328 "extern" declaration.
1330 2008-04-30 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/21636
1333 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1335 (evaluate_stmt): Print the likely value.
1336 (ccp_visit_stmt): Avoid excessive vertical spacing.
1338 2008-04-30 Rafael Espindola <espindola@google.com>
1340 * builtins.c (fold_call_expr): Return realret.
1341 * tree-ssa-threadedge.c
1342 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1343 __builtin_object_size.
1345 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1347 * gcc.c (wrapper_string): New variable.
1348 (insert_wrapper): New function.
1349 (execute): New option -wrapper.
1350 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1352 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1354 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1355 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1356 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1358 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1359 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1360 config/rs6000/e500crtres64gprctr.asm,
1361 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1362 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1363 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1364 config/rs6000/e500crtsav64gprctr.asm,
1365 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1366 config/rs6000/e500crtsavg64gprctr.asm: New files.
1367 * config/rs6000/t-ppccomm: Add build rules for new files.
1368 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1369 * config/rs6000/t-netbsd: Add build rules for new files.
1370 (LIB2FUNCS_STATIC_EXTRA): New variable.
1371 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1372 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1373 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1375 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1377 * config/i386/i386.c (ix86_builtin_type): Add
1378 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1379 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1380 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1381 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1382 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1383 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1384 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1385 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1386 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1387 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1388 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1389 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1390 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1391 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1392 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1393 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1394 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1395 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1396 V1DI_FTYPE_V2SI_V2SI.
1397 (bdesc_2arg): Moved to ...
1399 (ix86_init_mmx_sse_builtins): Updated.
1400 (ix86_expand_args_builtin): Updated. Take a pointer
1401 to const struct builtin_description. Handle comparison
1403 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1404 (ix86_expand_builtin): Updated.
1406 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1407 (ssse3_pmaddubsw128): This.
1408 (ssse3_pmaddubswv4hi3): Renamed to ...
1409 (ssse3_pmaddubsw): This.
1411 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1412 (__builtin_ia32_packssdw128): Likewise.
1413 (__builtin_ia32_packuswb128): Likewise.
1414 (__builtin_ia32_pmaddubsw): Likewise.
1415 (__builtin_ia32_pmaddubsw128): Likewise.
1417 2008-04-30 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/14847
1420 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1421 (recognize_bits_test): Use it.
1422 (recognize_single_bit_test): Likewise.
1424 2008-04-30 Martin Jambor <mjambor@suse.cz>
1426 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1427 instead of setting number of formal parameters to zero.
1428 (ipcp_init_stage): Do not set the number of actual parameters to zero
1430 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1431 which are called with variable number of arguments.
1432 (ipcp_insert_stage): Explicitely skipping all nodes which are
1433 called with variable number of arguments.
1434 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1435 number of parameters.
1437 * ipa-prop.h (struct ipa_node_params): Added flag
1438 called_with_var_arguments
1439 (ipa_set_param_count): Added. Changed sole setter to use it.
1440 (ipa_get_param_count): Added. All readers of param_count
1441 converted to use it instead.
1442 (ipa_set_called_with_variable_arg): Added.
1443 (ipa_is_called_with_var_arguments): Added.
1444 (ipa_get_ith_param): Added. All readers of param_decls converted
1446 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1448 (ipa_get_cs_argument_count): Added, all readers of argument_count
1450 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1453 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1454 (struct ipcp_lattice): Renamed cval_type to type
1455 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1457 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1458 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1459 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1460 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1461 (build_const_val): Changed the type of parameter cvalue to tree
1462 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1463 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1465 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1468 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1469 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1470 (ipa_add_method): Renamed to ipa_push_func_to_list
1471 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1472 (ipa_callsite_param_count): Removed.
1473 (ipa_callsite_param_count_set): Removed.
1474 (ipa_callsite_param): Removed.
1475 (ipa_callsite_callee): Removed.
1476 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1477 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1478 (ipa_method_formal_count): Removed.
1479 (ipa_method_formal_count_set): Removed.
1480 (ipa_method_get_tree): Removed.
1481 (ipa_method_tree_map_create): Removed.
1482 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1483 (ipa_create_param_decls_array): Creates the array itself
1484 (ipa_create_param_decls_array): Temporary variable info instead of
1486 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1487 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1488 (get_type): Removed.
1489 (ipa_jf_get_info_type): Removed.
1490 (ipa_node_create): Renamed to ipa_create_node_params
1491 (ipa_free): Renamed to ipa_free_all_node_params
1492 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1493 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1494 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1495 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1496 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1497 ipa_free_all_edge_args
1498 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1499 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1500 (ipa_create_methodlist_node): Removed.
1501 (ipa_methodlist_method): Removed.
1502 (ipa_methodlist_method_set): Removed.
1503 (ipa_methodlist_next_method): Removed.
1504 (ipa_methodlist_next_method_set): Removed.
1505 (ipa_method_is_modified): Removed.
1506 (ipa_method_modify_create): Removed.
1507 (ipa_method_modify_init): Temporary variable info instead of a few
1509 (ipa_detect_param_modifications): Temporary variable info instead of
1511 (ipa_compute_jump_functions): Temporary variable info instead of
1513 (ipa_method_modify_set): Removed.
1514 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1515 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1516 than craph_node as the first parameter.
1517 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1518 (ipa_method_modify_init): Removed.
1519 (ipa_compute_jump_functions): Added a temp variable instead of
1520 repeatadly dereferencing the cgraph_edge.aux pointer
1521 (ipa_callsite_param_set_type): Removed.
1522 (ipa_compute_jump_functions): i renamed to index and moved to
1524 (ipa_callsite_param_set_info_type_formal): Removed.
1525 (ipa_callsite_param_set_info_type): Removed.
1526 (ipa_callsite_param_map_create): Removed.
1527 (ipa_callsite_tree): Removed.
1528 (ipa_callsite_caller): Removed.
1529 (ipa_pop_func_from_list): return_method removed to return_func
1531 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1532 prefixed all values with IPA_. Changed all users.
1533 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1534 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1535 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1536 (union parameter_info): Renamed to jump_func_value.
1537 (union jump_func_value): Renamed value to constant
1538 (struct ipa_jump_func): Renamed info_type to value
1539 (struct ipa_node): Renamed to ipa_node_params
1540 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1541 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1542 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1543 (struct ipa_edge): Renamed to ipa_edge_args
1544 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1545 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1546 (struct ipa_methodlist): Renamed to ipa_func_list
1547 (struct ipa_func_list): method_p renamed to node, next_method
1549 (ipa_methodlist_p): Removed, switched all users to struct pointer
1550 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1552 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1554 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1555 (rs6000_emit_epilogue): Use backchain to restore only when we
1556 have a large frame. Make use of frame pointer to restore if we
1557 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1559 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1561 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1562 Add mode to zero_extract.
1563 (sign bit tests peepholes): (Ditto.).
1565 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1567 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1568 Instructions in comments with SSE3.
1569 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1570 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1571 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1572 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1573 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1574 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1575 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1576 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1577 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1578 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1579 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1580 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1581 (bdesc_sse_args): Renamed to ...
1582 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1583 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1584 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1586 (bdesc_1arg): Moved to ...
1588 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1589 Instructions in comments with SSE3.
1590 (ix86_expand_sse_operands_builtin): Renamed to ...
1591 (ix86_expand_args_builtin): This. Updated.
1592 (ix86_expand_unop1_builtin): Update comments.
1593 (ix86_expand_builtin): Updated.
1595 2008-04-29 Richard Guenther <rguenther@suse.de>
1597 PR tree-optimization/36078
1598 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1599 Update virtual SSA form after cleaning up the CFG.
1601 2008-04-29 Richard Guenther <rguenther@suse.de>
1604 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1606 2008-04-29 Richard Guenther <rguenther@suse.de>
1608 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1609 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1610 (compute_flow_insensitive_aliasing): Do not treat
1611 PTR_IS_REF_ALL pointers special.
1612 (get_smt_for): Likewise.
1613 (may_alias_p): Re-structure.
1614 (is_escape_site): A ref-all pointer conversion is not an escape site.
1615 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1616 PTR_IS_REF_ALL pointers special.
1617 * tree-ssa-structalias.h (struct alias_info): Remove
1618 ref_all_symbol_mem_tag field.
1619 (PTR_IS_REF_ALL): Remove.
1621 2008-04-29 Richard Guenther <rguenther@suse.de>
1624 * fold-const.c (extract_muldiv_1): In combining division constants
1625 make sure to never overflow.
1627 2008-04-29 Nick Clifton <nickc@redhat.com>
1629 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1631 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1634 * optc-gen.awk: Work around HP-UX/IA awk bug.
1636 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1638 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1641 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.md
1645 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1646 Change operand 1 predicate to nonimmediate_operand.
1648 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1651 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1653 * gengtype.c (walk_type, write_func_for_structure): Handle
1655 * doc/gty.texi: Document chain_circular.
1657 2008-04-28 Richard Guenther <rguenther@suse.de>
1659 PR tree-optimization/36066
1660 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1663 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md
1667 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1668 Use match_scratch instead of match_operand for operands 3 and 4.
1670 2008-04-27 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/18754
1673 PR tree-optimization/34223
1674 * tree-pass.h (pass_complete_unrolli): Declare.
1675 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1676 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1677 Rewrite loop into loop closed SSA form if it is not already.
1678 (tree_unroll_loops_completely): Re-structure to iterate over
1679 innermost loops with intermediate CFG cleanups.
1680 Unroll outermost loops only if requested or the code does not grow
1682 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1683 loops are available.
1684 (tree_vectorize): Instead do so here.
1685 (tree_complete_unroll): Also unroll outermost loops.
1686 (tree_complete_unroll_inner): New function.
1687 (gate_tree_complete_unroll_inner): Likewise.
1688 (pass_complete_unrolli): New pass.
1689 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1690 uses outside of the loop.
1691 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1692 form if it is available.
1693 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1694 * passes.c (init_optimization_passes): Schedule complete inner
1695 loop unrolling pass before the first CCP pass after final inlining.
1697 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1699 * targhooks.h (default_emutls_var_fields,
1700 default_emutls_var_init): Declare.
1701 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1702 * target.h (struct gcc_target): Add struct emutls member.
1703 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1704 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1705 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1706 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1707 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1708 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1709 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1710 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1711 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1712 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1713 emit debug information.
1714 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1715 * varasm.c: Include targhooks.h.
1716 (emutls_object_section, emutls_tmpl_section): New.
1717 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1718 (EMUTLS_SEPARATOR): New.
1720 (get_emutls_object_name): New.
1721 (default_emutls_var_fields): New, broken out of ...
1722 (get_emutls_object_type): ... here. Adjust to use target hooks.
1723 (get_emutls_init_templ_addr): Adjust to use target hooks.
1724 (emutls_decl): Adjust to use target hooks.
1725 (emutls_finish): Likewise.
1726 (default_emutls_var_init): New, broken out of ...
1727 (assemble_variable): ... here. Adjust to use target hooks.
1728 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1730 * c-common.c (handle_section_attribute): Prevent overriding
1731 sections for emulated tls with special sections.
1732 * config/i386/i386.c (x86_64_elf_select_section): Add
1733 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1734 (x86_64_elf_unique_section): Likewise.
1735 * config/vxworks.c: Include tree.h.
1736 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1737 (vxworks_override_options): Set TLS scheme.
1738 * doc/tm.texi (Emulated TLS): New node.
1740 2008-04-26 Simon Baldwin <simonb@google.com>
1743 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1744 with propagated string constants.
1746 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1749 constraint for operand 2 when operand 0 is memory operand.
1750 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1751 operand 0 is memory operand.
1752 (fix_trunc<mode>_i387_with_temp): Ditto.
1753 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1754 operand 2 when operand 1 is memory operand.
1755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1756 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1757 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1758 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1759 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1760 operands 2,3 and 4 when operand 1 is memory operand.
1761 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1763 (fistdi2_floor_with_temp): Ditto.
1764 (fist<mode>2_floor_with_temp): Ditto.
1765 (fistdi2_ceil_with_temp): Ditto.
1766 (fist<mode>2_ceil_with_temp): Ditto.
1767 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1769 2008-04-26 David Daney <ddaney@avtrex.com>
1771 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1773 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1774 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1775 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1776 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1777 (compare_and_swap_12): New insn.
1778 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1779 * config/mips/mips.c (mips_force_binary): New function.
1780 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1781 (mips_expand_compare_and_swap_12): New function.
1782 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1784 2008-04-25 Jan Hubicka <jh@suse.cz>
1787 * cfgexpand.c (pass_expand): Turn into RTL pass.
1788 * passes.c (execute_one_pass): Do pass typechecking after execution.
1789 * tree-pass.h (pass_expand): Turn into RTL pass.
1791 * function.h (struct rtl_data): Move here fields
1792 accesses_prior_frames, calls_eh_return, saves_all_registers,
1793 has_nonlocal_goto, has_asm_statement, is_thunk,
1794 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1795 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1796 arg_pointer_save_area_init from struct function; turn into bool.
1797 (struct function): Move
1798 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1799 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1800 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1801 tail_call_emit, arg_pointer_save_area_init
1802 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1803 (current_function_returns_struct, current_function_returns_pcc_struct,
1804 current_function_calls_setjmp, current_function_calls_alloca,
1805 current_function_accesses_prior_frames,
1806 current_function_calls_eh_return, current_function_is_thunk,
1807 current_function_stdarg, current_function_profile,
1808 current_function_limit_stack, current_function_uses_pic_offset_table,
1809 current_function_uses_const_pool, current_function_has_nonlocal_label,
1810 current_function_saves_all_registers,
1811 current_function_has_nonlocal_goto,
1812 current_function_has_asm_statement): Remove accesor macros.
1813 * ra-conflict.c (global_conflicts): Update.
1814 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1815 (suitable_for_tail_call_opt_p): Update.
1816 * builtins.c (expand_builtin_return_addr): Update.
1817 (expand_builtin_setjmp_setup): Update.
1818 (expand_builtin_nonlocal_goto): Update.
1819 * final.c (final_start_function): Update.
1820 (profile_function): Update.
1821 (leaf_function_p): Update.
1822 (only_leaf_regs_used): Update.
1823 * df-scan.c (df_get_exit_block_use_set): Update.
1824 * dojump.c (clear_pending_stack_adjust): Update.
1825 * tree-stdarg.c (gate_optimize_stdarg): Update.
1826 * gimple-low.c (lower_function_body): Update.
1827 * global.c (compute_regsets): Update.
1828 (global_alloc): Update.
1829 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1830 * expr.c (expand_assignment): Update.
1831 * dse.c (dse_step0): Update.
1832 (dse_step1): Update.
1833 * c-decl.c (store_parm_decls): Update.
1834 * local-alloc.c (combine_regs): Update.
1835 (find_free_reg): Update.
1836 * function.c (assign_parms_augmented_arg_list): Update.
1837 (assign_parm_find_data_types): Update.
1838 (assign_parms): Update.
1839 (allocate_struct_function): Update.
1840 (expand_function_start): Update.
1841 (expand_function_end): Update.
1842 (get_arg_pointer_save_area): Update.
1843 (thread_prologue_and_epilogue_insns): Update.
1844 (rest_of_match_asm_constraints): Update.
1845 * stor-layout.c (variable_size): Update.
1846 * gcse.c (gcse_main): Update.
1847 (bypass_jumps): Update.
1848 * gimplify.c (gimplify_function_tree): Update.
1849 * calls.c (emit_call_1): Update.
1850 (expand_call): Update.
1851 * bt-load.c (compute_defs_uses_and_gen): Update.
1852 * except.c (sjlj_assign_call_site_values): Update.
1853 (sjlj_emit_function_enter): Update.
1854 (can_throw_external): Update.
1855 (set_nothrow_function_flags): Update.
1856 (expand_builtin_unwind_init): Update.
1857 (expand_eh_return): Update.
1858 (convert_to_eh_region_ranges): Update.
1859 (output_function_exception_table): Update.
1860 * emit-rtl.c (gen_tmp_stack_mem): Update.
1861 * cfgexpand.c (expand_used_vars): Update.
1862 (tree_expand_cfg): Update.
1863 * cfgcleanup.c (rest_of_handle_jump): Update.
1864 * explow.c (allocate_dynamic_stack_space): Update.
1865 * varasm.c (assemble_start_function): Update.
1866 (force_const_mem): Update.
1867 (mark_constant_pool): Update.
1868 * tree-optimize.c (tree_rest_of_compilation): Update.
1869 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1870 * tree-cfg.c (notice_special_calls): Update.
1871 (is_ctrl_altering_stmt): Update.
1872 (tree_can_make_abnormal_goto): Update.
1873 (tree_purge_dead_abnormal_call_edges): Update.
1874 * config/alpha/predicates.md: Update.
1875 * config/alpha/alpha.c (alpha_sa_mask): Update.
1876 (alpha_sa_size): Update.
1877 (alpha_does_function_need_gp): Update.
1878 (alpha_expand_prologue): Update.
1879 (alpha_start_function): Update.
1880 (alpha_output_function_end_prologue): Update.
1881 (alpha_expand_epilogue): Update.
1882 * config/frv/frv.c (frv_stack_info): Update.
1883 (frv_expand_epilogue): Update.
1884 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1885 (s390_register_info): Update.
1886 (s390_frame_info): Update.
1887 (s390_init_frame_layout): Update.
1888 (s390_can_eliminate): Update.
1889 (save_gprs): Update.
1890 * config/spu/spu.c (spu_split_immediate): Update.
1891 (need_to_save_reg): Update.
1892 (spu_expand_prologue): Update.
1893 (spu_expand_epilogue): Update.
1894 * config/sparc/sparc.md: Update.
1895 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1896 (sparc_tls_got): Update.
1897 (legitimize_pic_address): Update.
1898 (sparc_emit_call_insn): Update.
1899 (sparc_expand_prologue): Update.
1900 (output_return): Update.
1901 (print_operand): Update.
1902 (sparc_function_ok_for_sibcall): Update.
1903 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1904 * config/m32r/m32r.md: Update.
1905 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1906 (m32r_compute_frame_size): Update.
1907 (m32r_expand_prologue): Update.
1908 (m32r_expand_epilogue): Update.
1909 (m32r_legitimize_pic_address): Update.
1910 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1911 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1912 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1914 (ix86_save_reg): Update.
1915 (ix86_compute_frame_layout): Update.
1916 (ix86_expand_prologue): Update.
1917 (ix86_expand_epilogue): Update.
1918 * config/sh/sh.c (output_stack_adjust): Update.
1919 (calc_live_regs): Update.
1920 (sh5_schedule_saves): Update.
1921 (sh_expand_prologue): Update.
1922 (sh_expand_epilogue): Update.
1923 (sh_setup_incoming_varargs): Update.
1924 (sh_allocate_initial_value): Update.
1925 (sh_get_pr_initial_val): Update.
1926 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1927 * config/sh/sh.md (label:): Update.
1928 * config/avr/avr.c (out_movhi_mr_r): Update.
1929 * config/crx/crx.h (enum): Update.
1930 * config/xtensa/xtensa.h (along): Update.
1931 * config/stormy16/stormy16.c Update.
1932 (xstormy16_compute_stack_layout): Update.
1933 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1934 (fr30_expand_prologue): Update.
1935 * config/cris/cris.c (cris_conditional_register_usage): Update.
1936 (cris_reg_saved_in_regsave_area): Update.
1937 (cris_initial_frame_pointer_offset): Update.
1938 (cris_simple_epilogue): Update.
1939 (cris_expand_prologue): Update.
1940 (cris_expand_epilogue): Update.
1941 (cris_expand_pic_call_address): Update.
1942 (cris_asm_output_symbol_ref): Update.
1943 (cris_asm_output_label_ref): Update.
1944 * config/cris/cris.md Update.
1945 * config/iq2000/iq2000.c (compute_frame_size): Update.
1946 (iq2000_expand_epilogue): Update.
1947 * config/mt/mt.h (save_direction): Update.
1948 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1949 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1950 (ia64_secondary_reload_class): Update.
1951 * config/m68k/m68k.c (m68k_save_reg): Update.
1952 (m68k_expand_prologue): Update.
1953 (m68k_expand_epilogue): Update.
1954 (legitimize_pic_address): Update.
1955 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1956 (first_reg_to_save): Update.
1957 (first_altivec_reg_to_save): Update.
1958 (compute_vrsave_mask): Update.
1959 (compute_save_world_info): Update.
1960 (rs6000_stack_info): Update.
1961 (spe_func_has_64bit_regs_p): Update.
1962 (rs6000_ra_ever_killed): Update.
1963 (rs6000_emit_eh_reg_restore): Update.
1964 (rs6000_emit_allocate_stack): Update.
1965 (rs6000_emit_prologue): Update.
1966 (rs6000_emit_epilogue): Update.
1967 (rs6000_output_function_epilogue): Update.
1968 (output_profile_hook): Update.
1969 (rs6000_elf_declare_function_name): Update.
1970 * config/rs6000/rs6000.h (rs6000_args): Update.
1971 * config/rs6000/rs6000.md: Update.
1972 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1973 * config/arc/arc.c (arc_output_function_epilogue): Update.
1974 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1975 * config/darwin.c (machopic_function_base_name): Update.
1976 * config/score/score3.c (score3_compute_frame_size): Update.
1979 (score3_epilogue): Update.
1980 * config/score/score7.c (score7_compute_frame_size): Update.
1981 (score7_prologue): Update.
1982 (score7_epilogue): Update.
1983 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1984 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1985 * config/arm/arm.c (use_return_insn): Update.
1986 (require_pic_register): Update.
1987 (arm_load_pic_register): Update.
1988 (arm_compute_save_reg0_reg12_mask): Update.
1989 (arm_compute_save_reg_mask): Update.
1990 (thumb1_compute_save_reg_mask): Update.
1991 (output_return_instruction): Update.
1992 (arm_output_function_prologue): Update.
1993 (arm_output_epilogue): Update.
1994 (arm_get_frame_offsets): Update.
1995 (arm_expand_prologue): Update.
1996 (thumb_pushpop): Update.
1997 (thumb_exit): Update.
1998 (thumb1_expand_prologue): Update.
1999 (thumb1_expand_epilogue): Update.
2000 (arm_unwind_emit): Update.
2001 (arm_output_fn_unwind): Update.
2002 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2003 * config/arm/arm.md: Update.
2004 * config/pa/pa.md: Update.
2005 * config/pa/pa.c (legitimize_pic_address): Update.
2006 (compute_frame_size): Update.
2007 (hppa_expand_prologue): Update.
2008 (hppa_expand_epilogue): Update.
2009 (borx_reg_operand): Update.
2010 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2011 (HARD_REGNO_RENAME_OK): Update.
2012 * config/mips/mips.c (mips_global_pointer): Update.
2013 (mips_save_reg_p): Update.
2014 (mips_compute_frame_info): Update.
2015 (mips_frame_pointer_required): Update.
2016 (mips_expand_prologue): Update.
2017 (mips_expand_epilogue): Update.
2018 (mips_can_use_return_insn): Update.
2019 (mips_reorg_process_insns): Update.
2020 * config/v850/v850.c (compute_register_save_size): Update.
2021 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2022 * config/mmix/mmix.c (along): Update.
2023 (mmix_expand_epilogue): Update.
2024 * config/bfin/bfin.c (legitimize_pic_address): Update.
2025 (must_save_p): Update.
2026 (stack_frame_needed_p): Update.
2027 (add_to_reg): Update.
2028 (bfin_expand_prologue): Update.
2029 * stmt.c (expand_asm_operands): Update.
2030 * reload1.c (reload): Update.
2031 (init_elim_table): Update.
2033 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2035 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2037 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2039 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2040 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2041 (mov<mode>): Removed.
2042 (*movv4sf_internal): Likewise.
2043 (*movv2df_internal): Likewise.
2045 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2047 * config.gcc (crx-*-elf): Remove deprecation.
2049 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2051 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2052 __gcc_deregister_frame with atexit.
2053 (deregister_frame_dtor): Remove.
2055 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2056 Nathan Sidwell <nathan@codesourcery.com>
2058 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2060 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2061 (rs6000_isel): Likewise.
2062 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2063 (rs6000_isel): New variable.
2064 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2066 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2069 * c-common.c (handle_vector_size_attribute): Call
2070 lang_hooks.types.reconstruct_complex_type instead of
2071 reconstruct_complex_type.
2072 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2073 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2074 * langhooks.h (struct lang_hooks_for_types): Add
2075 reconstruct_complex_type hook.
2076 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2077 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2079 2008-04-24 Richard Guenther <rguenther@suse.de>
2081 * c-common.h (check_builtin_function_arguments): Declare.
2082 * c-common.c (validate_nargs): New function.
2083 (check_builtin_function_arguments): Likewise.
2084 * c-typeck.c (build_function_call): Call
2085 check_builtin_function_arguments.
2086 * builtins.c (fold_builtin_classify): Remove error reporting code.
2087 (fold_builtin_unordered_cmp): Likewise.
2088 (fold_builtin_1): Likewise.
2089 (fold_builtin_n): Likewise.
2091 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/36008
2094 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2095 the original op1, rather than delta by step.
2097 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2098 Sebastian Pop <sebastian.pop@amd.com>
2100 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2101 eliminate_local_variables_stmt, eliminate_local_variables,
2102 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2103 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2104 of code delimited by two edges in the CFG.
2105 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2106 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2107 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2108 the case of parallelisation of reductions.
2109 (expr_invariant_in_region_p): New.
2111 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2112 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2114 2008-04-24 Ira Rosen <irar@il.ibm.com>
2115 Richard Guenther <rguenther@suse.de>
2117 PR tree-optimization/36034
2118 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2119 incapable of dealing with loads with gaps.
2121 2008-04-24 Rafael Espindola <espindola@google.com>
2123 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2124 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2125 vrp_evaluate_conditional.
2126 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2127 (vrp_evaluate_conditional): Split the cond argument.
2128 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2129 (simplify_stmt_for_jump_threading): Update call to
2130 vrp_evaluate_conditional.
2132 2008-04-24 Ira Rosen <irar@il.ibm.com>
2134 PR tree-optimization/35982
2135 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2136 interleaved data-refs are of the same type.
2138 2008-04-24 Danny Smith <dannysmith@users.net>
2140 * c-format.c (check_format_info_main): Use strncmp rather than a
2141 magic prefix to handle multichar length specs.
2142 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2143 Don't prefix "I64" and "I32" with '\0'.
2145 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2148 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2149 in registers for -m32 only if stdarg_p (fntype).
2151 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2153 PR rtl-optimization/36006
2154 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2155 temp to op0 in order to avoid invalid rtx sharing.
2157 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2159 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2160 check TREE_INVARIANT.
2161 * tree-gimple.c (is_gimple_address): New.
2162 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2163 * tree-gimple.h (is_gimple_address): New.
2164 * tree.h (decl_address_invariant_p): New.
2165 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2166 (build_string): Likewise.
2167 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2168 (tree_invariant_p_1): Likewise.
2169 (save_expr): Use it.
2170 (tree_invariant_p): New.
2171 (skip_simple_arithmetic): Use it.
2172 (stabilize_reference_1): Use it.
2173 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2175 (build1_stat): Drop code to compute TREE_INVARIANT.
2176 (build2_stat): Drop code to compute TREE_INVARIANT.
2177 (build3_stat): Drop code to compute TREE_INVARIANT.
2178 (build4_stat): Drop code to compute TREE_INVARIANT.
2179 (build5_stat): Drop code to compute TREE_INVARIANT.
2180 (build7_stat): Drop code to compute TREE_INVARIANT.
2181 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2182 * tree.h (struct tree_base): Remove invariant_flag.
2183 (TREE_INVARIANT): Remove.
2184 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2185 (fold_builtin_expect): Check TREE_CONSTANT.
2186 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2187 * c-tree.h (c_expr_to_decl): Drop third parameter.
2188 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2189 (build_c_cast): Don't set TREE_INVARIANT.
2190 (pop_init_level): Don't set TREE_INVARIANT.
2191 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2192 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2194 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2195 (gimplify_addr_expr): Adjust comment.
2196 * tree-mudflap.c (mf_build_string):
2197 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2198 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2199 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2200 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2201 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2202 * langhooks.h (struct lang_hooks): Drop third parameter from
2205 2008-04-23 Richard Guenther <rguenther@suse.de>
2207 PR tree-optimization/27799
2208 PR tree-optimization/32921
2209 PR tree-optimization/32624
2210 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2211 SMTs aliases and the tag itself into the solution.
2212 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2213 merge the points-to solution back into the SMT aliases.
2214 (may_alias_p): Use alias_set_subset_of instead of
2215 aliases_conflict_p. A pointer which points to
2216 memory with alias set zero may access any variable.
2218 2008-04-23 Richard Guenther <rguenther@suse.de>
2220 * alias.c (alias_set_subset_of): Correctly handle asking
2221 if zero is a subset of an alias set with zero child.
2222 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2223 (compute_flow_insensitive_aliasing): Correctly walk all
2224 pointers. Do not unnecessarily union sets.
2226 2008-04-23 Richard Guenther <rguenther@suse.de>
2229 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2231 2008-04-22 Tomas Bily <tbily@suse.cz>
2233 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2235 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2237 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2238 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2239 * tree-inline.c (estimate_num_insns_1): Likewise.
2240 * varasm.c (const_hash_1, compare_constant, copy_constant)
2241 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2242 * emit-rtl.c (component_ref_for_mem_expr)
2243 (set_mem_attributes_minus_bitpos): Likewise.
2244 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2245 (is_aligning_offset): Likewise.
2246 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2247 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2248 * dojump.c (do_jump): Likewise.
2249 * builtins.c (get_pointer_alignment, get_memory_rtx)
2250 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2251 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2253 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2255 PR rtl-optimization/36017
2256 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2257 expanding the library call.
2259 2008-04-22 Ian Lance Taylor <iant@google.com>
2261 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2264 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2266 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2267 of LR/CTR moves for Power6.
2269 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2272 * passes.c (init_optimization_passes): Remove
2273 pass_fast_rtl_byte_dce.
2275 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2279 builtin functions to generate faster code.
2280 (_mm_cvtpu16_ps): Ditto.
2281 (_mm_cvtpi32x2_ps): Ditto.
2283 2008-04-22 Nick Clifton <nickc@redhat.com>
2285 * common.opt (ftree-loop-distribution): Add Optimization
2288 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2289 (frv_expand_builtin_va_start): Likewise.
2291 * config/arm/arm.c (thumb_find_work_register): Fix location of
2292 argument register count.
2294 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2296 Support scheduling for ColdFire V1 and V3 microarchitecture.
2297 Improve scheduling of multiplication instructions.
2299 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2300 (mac): New instruction attribute.
2301 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2302 (m68k_sched_mac): New variable.
2303 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2304 Handle cfv1 and cfv3.
2305 (max_insn_size): New static variable.
2306 (struct _sched_ib): New type.
2307 (sched_ib): New static variable.
2308 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2309 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2310 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2312 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2313 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2314 new variables. Update.
2315 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2316 Add modeling of cfv3 instruction buffer. Update.
2317 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2318 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2319 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2320 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2321 a particular reservation applies to.
2322 (type2): Reorganize attribute values. Rename alu to alu_reg,
2323 alu_l to alu, move_l to omove. Join move to alu. Split mul
2325 (cf_ib_*): Simplify description of instruction buffer.
2326 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2327 (cf_mem): Split into cf_mem1 and cf_mem2.
2328 (cf_v2_move_??): Rename to cfv12_alu_??.
2329 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2330 (cf_v2_mul_??): Remove reservations.
2331 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2332 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2333 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2335 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2336 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2337 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2338 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2339 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2340 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2341 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2342 expansions of the above reservations for instructions of sizes
2345 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2347 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2349 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2351 * coverage.c: Include tree-pass.h.
2352 (coverage_counter_alloc): Print da_file_name to the dump file.
2354 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2356 * sbitmap.c (sbitmap_range_empty_p): New function.
2357 * sbitmap.h (sbitmap_range_empty_p): New function.
2358 * bitmap.h: Now includes obstack.h.
2360 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2361 Kenneth Zadeck <zadeck@naturalbridge.com>
2363 * dbgcnt.def (ra_byte_scan): Added.
2364 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2365 when the last hit happens for a counter.
2366 * timevar.def (TV_DF_BYTE_LR): New variable.
2367 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2368 * passes.c (pass_fast_rtl_byte_dce): New pass.
2369 * fwprop.c (update_df): Added mode to call df_ref_create.
2370 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2371 DF_REF_EXTRACT_OFFSET.
2372 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2373 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2375 (df_ref_extract): Added mode field.
2376 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2377 DF_REF_EXTRACT_OFFSET.
2378 (DF_REF_EXTRACT_MODE): New macro.
2379 (df_byte_lr_bb_info): New structure.
2380 (df_print_byte_regset, df_compute_accessed_bytes,
2381 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2382 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2383 df_byte_lr_simulate_uses,
2384 df_byte_lr_simulate_artificial_refs_at_top,
2385 df_byte_lr_simulate_artificial_refs_at_end,
2386 df_compute_accessed_bytes): New function.
2387 (df_ref_create): Add parameter.
2388 (df_byte_lr_get_bb_info): New inline function.
2389 * df-scan.c (df_ref_record, df_uses_record,
2390 df_ref_create_structure): Added mode parameter.
2391 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2392 df_defs_record, df_uses_record, df_get_conditional_uses,
2393 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2394 df_entry_block_defs_collect, df_exit_block_uses_collect):
2395 Added mode parameter to calls to df_ref_record, df_uses_record,
2396 df_ref_create_structure.
2397 (df_ref_equal_p, df_ref_compare): Added test for modes.
2398 (df_ref_create_structure): Added code to set mode. Renamed
2399 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2400 DF_REF_EXTRACT_OFFSET.
2401 * df-core.c (df_print_byte_regset): New function.
2402 * df-byte-scan.c: New file.
2403 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2404 calls to BITMAP_FREE.
2405 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2406 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2407 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2408 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2409 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2410 df_byte_lr_local_compute, df_byte_lr_init,
2411 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2412 df_byte_lr_transfer_function, df_byte_lr_free,
2413 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2414 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2415 df_byte_lr_simulate_uses,
2416 df_byte_lr_simulate_artificial_refs_at_top,
2417 df_byte_lr_simulate_artificial_refs_at_end): New function.
2418 * dce.c (byte_dce_process_block): New function.
2419 (dce_process_block): au is now passed in rather than computed
2420 locally. Changed loops that look at artificial defs to not look
2421 for conditional or partial ones, because there never are any.
2422 (fast_dce): Now is able to drive byte_dce_process_block or
2423 dce_process_block depending on the kind of dce being done.
2424 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2425 (rest_of_handle_fast_byte_dce): New function.
2426 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2427 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2429 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2432 * gcc.h: Added fortran options that take arguments to
2433 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2436 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2438 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2439 scalarization if on the LHS and not a full access.
2441 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2443 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2445 2008-04-18 Rafael Espindola <espindola@google.com>
2447 * tree-vrp.c (find_case_label_index): Fix the binary search.
2448 (find_case_label_range): New.
2449 (vrp_visit_switch_stmt): Use find_case_label_range.
2450 (simplify_switch_using_ranges): Use find_case_label_range.
2452 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2454 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2455 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2457 2008-04-18 Tom Tromey <tromey@redhat.com>
2460 * doc/cpp.texi (Implementation-defined behavior): Mention
2463 2008-04-18 Ian Lance Taylor <iant@google.com>
2465 * fold-const.c (pointer_may_wrap_p): New static function.
2466 (fold_comparison): Add another test for pointer overflow. Use
2467 pointer_may_wrap_p to disable some false positives.
2469 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2471 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2472 (fname_as_string): Match updated cpp_interpret_string prototype.
2473 (fix_string_type): Support char16_t* and char32_t*.
2474 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2475 derivative) nodes. Register as builtin if C++0x.
2476 (c_parse_error): Support CPP_CHAR{16,32}.
2477 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2478 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2479 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2480 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2481 CTI_CHAR32_ARRAY_TYPE>: New elements.
2482 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2483 char32_type_node, signed_char32_type_node, char16_array_type_node,
2484 char32_array_type_node): New defines.
2485 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2486 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2487 (lex_string): Support CPP_STRING{16,32}, match updated
2488 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2489 (lex_charconst): Support CPP_CHAR{16,32}.
2490 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2491 and CPP_STRING{16,32}.
2493 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2496 * aclocal.m4: Regenerate.
2497 * configure: Regenerate.
2499 2008-04-18 Jan Hubicka <jh@suse.cz>
2501 * except.c (dw2_size_of_call_site_table,
2502 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2504 * cgraphbuild.c (build_cgraph_edges): Update.
2505 * tree-pass.h: Update comment.
2506 * final.c (leaf_function_p): Update.
2507 (leaf_renumber_regs): Update.
2508 (rest_of_clean_state): Update.
2509 * omp-low.c (expand_omp_parallel): Update.
2510 * ipa-reference.c (analyze_function): Update.
2511 * reorg.c (find_end_label): Update.
2512 (optimize_skip): Update.
2513 (fill_simple_delay_slots): Update.
2514 (fill_simple_delay_slots): Update.
2515 (make_return_insns): Update.
2516 (dbr_schedule): Update.
2517 * gimple-low.c (record_vars_into): Update.
2518 * cfgbuild.c (make_edges): Update.
2519 * function.c (assign_stack_local): Update.
2520 (assign_parm_adjust_stack_rtl): Update.
2521 (locate_and_pad_parm): Update.
2522 (allocate_struct_function): Do not initialize stack_alignment_needed
2523 and preferred_stack_boundary here.
2524 (stack_protect_prologue): Update.
2525 (stack_protect_epilogue): Update.
2526 (expand_function_start): Initialize stack_alignment_needed,
2527 preferred_stack_boundary and max_jumptable_ents.
2528 (expand_function_end): Update.
2529 (free_after_compilation): Do not NULLify epilogue_delay_list.
2530 * function.h (struct rtl_data): Add stack_protect_guard,
2531 stack_alignment_needed,
2532 preferred_stack_boundary, epilogue_delay_list.
2533 (struct function): Remove value_histograms, stack_alignment_needed,
2534 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2536 unexpanded_var_list, stack_protect_guard.
2537 (current_function_epilogue_delay_list): Remove.
2538 * ipa-type-escape.c (analyze_function): Update.
2539 * gimplify.c (pop_gimplify_context): Update comment.
2540 * calls.c (expand_call): Update.
2541 (emit_library_call_value_1): Update.
2542 * except.c (set_nothrow_function_flags): Update.
2543 * cfgexpand.c (get_decl_align_unit): Update.
2544 (create_stack_guard): Update.
2545 (estimated_stack_frame_size): Update.
2546 (expand_used_vars): Update.
2547 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2548 * explow.c (allocate_dynamic_stack_space): Update.
2549 * tree-ssa-live.c (remove_unused_locals): Update.
2550 * varasm.c (mark_constant_pool): Update.
2551 * tree-inline.c (remap_decls): Update.
2552 (initialize_cfun): Update.
2553 (declare_return_variable): Update.
2554 (inline_forbidden_p): Update.
2555 (expand_call_inline): Update.
2556 (declare_inline_vars): Update.
2557 (tree_function_versioning): Update.
2558 * tree-flow.h (value_histograms): New.
2559 (VALUE_HISTOGRAMS): New macro.
2560 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2562 * tree-cfg.c (set_bb_for_stmt): Update.
2563 (replace_by_duplicate_decl): Update.
2564 (move_block_to_fn): Update.
2565 (new_label_mapper): Update.
2566 (dump_function_to_file): Update.
2567 * ipa-struct-reorg.c (build_data_structure): Update.
2568 * cfgrtl.c (print_rtl_with_bb): Update.
2569 * reload1.c (reload): Update.
2571 * config/i386/i386.c (setup_incoming_varargs_64,
2572 ix86_compute_frame_layout): Update.
2573 * config/arc/arc.c (arc_output_function_epilogue): Update.
2575 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2577 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2578 for FreeBSD as well.
2579 * gthr-posix95.h: Likewise.
2581 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2583 PR rtl-optimization/35838
2584 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2585 out the byte offset of the first subreg.
2587 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2589 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2590 to split_ti instead of three separate calls with single member arrays.
2591 (subti3 splitter): Ditto.
2592 (adddi3 splitter): Ditto with split_di.
2593 (subdi3 splitter): Ditto.
2594 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2595 two separate calls with single member arrays. Swap match_dup
2596 operands 1 and 2 to better fit into the array.
2597 (negdi2 splitter): Ditto with split_di.
2598 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2599 two separate calls with single member arrays. Swap match_dup operands
2600 6 and 7 to better fit into the array.
2602 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2604 * config/i386/i386.c (sse_builtin_type): New.
2605 (bdesc_sse_args): Likewise.
2606 (bdesc_sse_3arg): Removed.
2607 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2608 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2609 IX86_BUILTIN_ROUNDPS.
2610 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2611 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2612 IX86_BUILTIN_ROUNDPS.
2613 (ix86_expand_sse_4_operands_builtin): Removed.
2614 (ix86_expand_sse_operands_builtin): New.
2615 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2616 and CODE_FOR_sse4_1_roundps.
2617 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2618 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2620 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2623 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2624 regs before frame pop when needed. If use_backchain_to_restore_sp
2625 then load backchain into a temp reg to restore vr and vrsave. Add
2626 code to restore vr after frame pop if possible.
2628 2008-04-17 Richard Guenther <rguenther@suse.de>
2630 * tree-vn.c (expressions_equal_p): Do not check type
2631 equality or compatibility before calling operand_equal_p.
2632 * fold-const.c (operand_equal_p): Check equivalence of
2633 integer constants before bailing out due to signedness or
2634 precision differences.
2635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2636 spurious differences in type qualification. Ignore types
2637 for COMPONENT_REFs at all.
2639 2008-04-17 Christian Bruel <christian.bruel@st.com>
2641 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2642 msw_skip comparison.
2644 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2647 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2650 PR tree-optimization/35899
2651 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2652 rather than TREE_OPERAND.
2654 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2658 temporary registers. Change operand predicate to general_operand.
2659 (remainderxf3): Ditto.
2661 2008-04-16 Richard Guenther <rguenther@suse.de>
2663 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2664 * tree-affine.c (aff_combination_expand): Look through some
2667 2008-04-15 Doug Kwan <dougkwan@google.com>
2669 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2671 * tree-pretty-print.c (dump_generic_node): Ditto.
2672 * final.c (output_addr_const): Ditto.
2673 * dwarf2out.c (output_cfi): Ditto.
2674 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2675 * print-rtl.c (print_rtx): Ditto.
2676 * print-tree.c (print_node_brief, print_node): Ditto.
2677 * c-common.c (match_case_to_enum_1): Ditto.
2678 * sched-vis.c (print_value): Ditto.
2679 * config/i386/i386.c (print_operand): Cast to long unsigned int
2682 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2683 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2684 MS Windows VirtualProtect function.
2686 2008-04-15 Jan Hubicka <jh@suse.cz>
2688 * gengtype.c (write_root): Param_is argument is OK.
2689 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2690 * function.h: Include varray.h
2691 (rtl_eh): New stucture based on except.c one.
2692 (call_site_record): New forward declaration and vector type.
2693 * calls.c (emit_call_1): Do not call
2694 note_current_region_may_contain_throw.
2695 * except.c (eh_status): Remove cur_region, try_region since they are
2697 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2698 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2699 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2700 Remove call_site_data_used, call_site_data_size.
2701 Turn call_site_record into vector in function.h.
2702 (note_current_region_may_contain_throw): Remove.
2703 (get_exception_pointer, get_exception_filter): Do not take struct
2704 function argument; update.
2705 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2706 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2707 build_post_landing_pads, dw2_build_landing_pads,
2708 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2709 sjlj_emit_function_enter, sjlj_emit_function_enter,
2710 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2711 sjlj_build_landing_pads, finish_eh_generation,
2712 remove_exception_handler_label, remove_eh_handler,
2713 maybe_remove_eh_handler, add_reachable_handler,
2714 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2715 add_action_record, collect_one_action_chain, add_call_site,
2716 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2717 sjlj_output_call_site_table, output_function_exception_table,
2718 * except.h (note_current_region_may_contain_throw): Remove
2719 (get_exception_pointer, get_exception_filter): Do not take struct
2721 * Makefile.in (GTFILES): Put varargs before struct function.
2723 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2725 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2726 punt for STRING_CST.
2727 (get_constraint_for): Deal with STRING_CST here instead.
2729 2008-04-15 Richard Guenther <rguenther@suse.de>
2731 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2732 statements in a basic-block with a backward walk. Do not
2733 substitute into dead statements but instead remove those.
2735 2008-04-15 Richard Guenther <rguenther@suse.de>
2737 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2738 to zero, thus disable creation of SFTs.
2740 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2742 * tree-predcom.c (suitable_reference_p): Return false if the
2743 reference can throw.
2745 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2748 * c-decl.c (finish_decl): If extern or static var has variable
2749 size, set TREE_TYPE (decl) to error_mark_node.
2751 2008-04-15 Rafael Espindola <espindola@google.com>
2753 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2756 2008-04-15 Richard Guenther <rguenther@suse.de>
2758 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2759 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2760 (visit_reference_op_load): Do walk vuse-vdef chains on
2761 vn_reference_lookup.
2762 (visit_reference_op_store): But do not here.
2763 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2764 vn_reference_lookup.
2765 (vn_lookup_with_vuses): But do so here.
2767 2008-04-14 Ian Lance Taylor <iant@google.com>
2769 * fold-const.c (fold_overflow_warning): Remove assertion.
2771 2008-04-15 Ben Elliston <bje@au.ibm.com>
2773 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2774 temp1 local variables.
2776 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2779 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2780 ".text.unlikely" section as executable.
2782 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2784 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2785 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2786 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2787 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2788 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2789 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2790 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2792 2008-04-14 Ian Lance Taylor <iant@google.com>
2794 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2795 * fold-const.c (fold_comparison): If appropriate, test
2796 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2797 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2798 reassociating a pointer type.
2799 * doc/invoke.texi (Optimize Options): Document that
2800 -fstrict-overflow applies to pointer wraparound.
2802 2008-04-13 Jan Hubicka <jh@suse.cz>
2804 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2806 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2808 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2809 we are going to "save the world".
2811 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2813 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2814 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2815 operand 0 constraint, not "=".
2817 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2819 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2821 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2823 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2824 of size of positions_needed * CHAR_BIT.
2826 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2829 * dse.c (store_info): Change positions_needed to unsigned
2831 (lowpart_bitmask): New.
2832 (record_store): Cast to unsigned HOST_WIDE_INT for
2833 positions_needed. Assert width <= size of positions_needed *
2834 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2835 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2836 lowpart_bitmask to set mask.
2838 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2840 * config/bfin/constraints.md: New file.
2841 * config/bfin/bfin.md: Include it.
2842 (adddi3): Use satisfies_constraint functions instead of the old macros.
2843 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2844 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2845 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2846 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2847 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2848 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2849 EXTRA_CONSTRAINT): Delete.
2850 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2851 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2853 * config/bfin/bfin.c: Include "tm-constrs.h".
2854 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2855 Use satisfies_constraint functions instead of the old macros.
2856 * doc/md.texi (Blackfin Constraints): Update file name reference.
2858 2008-04-11 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/35869
2861 * tree-vrp.c (execute_vrp): Move switch statement update after
2862 jump threading. Schedule another cfg cleanup run.
2864 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2867 * attribs.c (decl_attributes): Return early on errorneous node.
2869 2008-04-10 Oleg Ryjkov <olegr@google.com>
2871 * tree.h (struct tree_base): Added a new flag default_def_flag.
2872 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2874 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2876 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2878 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2881 * pa.md: Define mode iterator P. Define mode attribute dwc.
2882 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2883 (icacheflush): Likewise.
2884 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2885 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2887 2008-04-11 Ben Elliston <bje@au.ibm.com>
2889 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2891 2008-04-10 Rafael Espindola <espindola@google.com>
2893 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2894 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2895 (extract_range_from_expr): The same.
2897 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2899 * config/mips/mips.md (GPR2): New mode iterator.
2901 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2902 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2903 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2904 Rewrite these to take two modes, the mode of comparison and the
2905 mode of the destination.
2906 * config/mips/mips.c (mips_expand_scc): Instead of having
2907 paradoxical subreg as destination, expand "narrowing" scc if mode
2908 of comparison is SI and target is requested in DI mode.
2909 (mips_emit_int_order_test): Update comment. Make mode of
2910 comparison match CMP0 rather than TARGET. When creating inverse
2911 target use mode of TARGET.
2913 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2915 * gcov-dump.c (tag_summary): Only print summaries for the first
2916 GCOV_COUNTERS_SUMMABLE counters.
2918 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2920 * config/i386/i386.md (absneg): New code iterator.
2921 (absnegprefix): New code attribute.
2922 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2923 patterns using absneg code iterator.
2924 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2925 using absneg code iterator.
2926 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2927 *neg<mode>2 patterns using absneg code iterator.
2928 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2929 *negextendsfdf2 patterns using absneg code iterator.
2930 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2931 *negextendsfxf2 patterns using absneg code iterator.
2932 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2933 *negextendsfdf2 patterns using absneg code iterator.
2934 * config/i386/sse.md (<code><mode>2): Macroize expander from
2935 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2937 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2939 * config/s390/s390.h: Remove the remains of the recent search
2940 & replace action of current_function_outgoing_args_size.
2942 2008-04-10 Ira Rosen <irar@il.ibm.com>
2944 PR tree-optimization/35821
2945 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2946 NEW_STMT_LIST is not NULL.
2948 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2951 * toplev.c (process_options): Remove -ffunction-sections debugging
2954 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2956 PR middle-end/PR28690
2957 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2958 than gen_rtx_fmt_ee to perform more canonicalizations.
2960 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2963 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2965 2008-04-09 Richard Guenther <rguenther@suse.de>
2967 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2968 (dump_function_to_file): Dump function arguments with types.
2970 2008-04-08 Richard Guenther <rguenther@suse.de>
2972 * fold-const.c (fold_widened_comparison): Do not allow
2973 sign-changes that change the result.
2975 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2978 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2979 kinds of indirect references.
2981 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2983 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2984 GNU Fortran language string.
2986 2008-04-08 Rafael Espindola <espindola@google.com>
2988 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2989 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2990 * tree.h (tree_call_nonnegative_warnv_p): New.
2992 2008-04-08 Jan Hubicka <jh@suse.cz>
2994 * function.c (free_after_compilation): Clear out regno_reg_rtx
2997 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3000 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3002 PR middle-end/PR28690
3003 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3004 same precedence as REG_POINTER and MEM_POINTER operands.
3006 2008-04-08 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3010 for adding index to base.
3012 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3014 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3015 (MINGW_ENABLE_EXECUTE_STACK): New.
3016 (IN_LIBGCC2): For libgcc include windows.h file for
3017 function declarations.
3019 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3021 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3022 and tem2 if tem1 is not a REG or MULT.
3024 2008-04-08 Jan Hubicka <jh@suse.cz>
3026 * function.h (incomming_args): Break out of struct function.
3027 (function_subsections): Break out of struct function.
3028 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3029 return_rtx and hard_reg_initial_vals from struct function.
3030 Kill inl_max_label_num.
3031 (current_function_pops_args, current_function_args_info,
3032 current_function_args_size, current_function_args_size,
3033 current_function_pretend_args_size,
3034 current_function_outgoing_args_size,
3035 current_function_internal_arg_pointer, current_function_return_rtx):
3036 Kill compatibility accestor macros.
3037 * builtins.c (expand_builtin_apply_args_1): Update.
3038 (expand_builtin_next_arg): Update.
3039 * df-scan.c (df_get_call_refs): Update.
3040 * dbxout.c (dbxout_function_end): Update.
3041 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3042 (output_line_info): Update.
3043 (secname_for_decl): Update.
3044 (dwarf2out_var_location): Update.
3045 * function.c (free_after_compilation): Update.
3046 (assign_parm_find_stack_rtl): Update.
3047 (assign_parms): Update.
3048 (expand_dummy_function_end): Update.
3049 (expand_function_end): Update.
3050 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3051 (expand_call): Update.
3052 (emit_library_call_value_1): Update.
3053 (store_one_arg): Update.
3054 * varasm.c (initialize_cold_section_name): Update.
3055 (unlikely_text_section): Update.
3056 (unlikely_text_section_p): Update.
3057 (assemble_start_function): Update.
3058 (assemble_end_function): Update.
3059 (default_section_type_flags): Update.
3060 (switch_to_section): Update.
3061 * integrate.c (set_decl_abstract_flags): Update.
3062 (get_hard_reg_initial_val): Update.
3063 (has_hard_reg_initial_val): Update.
3064 (allocate_initial_values): Update.
3065 * resource.c (init_resource_info): Update.
3066 * config/alpha/alpha.c (NUM_ARGS): Update.
3067 (direct_return): Update.
3068 (alpha_va_start): Update.
3069 (alpha_sa_size): Update.
3070 (alpha_initial_elimination_offset): Update.
3071 (alpha_expand_prologue): Update.
3072 (alpha_start_function): Update.
3073 (alpha_expand_epilogue): Update.
3074 (unicosmk_initial_elimination_offset):
3075 * config/alpha/alpha.md (call expander): Update.
3076 * config/s390/s390.c (s390_register_info): Update.
3077 (s390_register_info): Update.
3078 (s390_frame_info): Update.
3079 (s390_initial_elimination_offset): Update.
3080 (s390_build_builtin_va_list): Update.
3081 (s390_va_start): Update.
3082 * config/spu/spu.c (direct_return): Update.
3083 (spu_expand_prologue): Update.
3084 (spu_initial_elimination_offset): Update.
3085 (spu_build_builtin_va_list): Update.
3086 (spu_va_start): Update.
3087 * config/sparc/sparc.c (sparc_init_modes): Update.
3088 (sparc_compute_frame_size): Update.
3089 (function_value): Update.
3090 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3091 * config/i386/i386.md (return expander): Update.
3092 * config/i386/i386.c (ix86_va_start): Update.
3093 (ix86_can_use_return_insn_p): Update.
3094 (ix86_compute_frame_layout): Update.
3095 (ix86_expand_epilogue): Update.
3096 * config/sh/sh.c (output_stack_adjust): Update.
3097 (calc_live_regs): Update.
3098 (sh_expand_prologue): Update.
3099 (sh_builtin_saveregs): Update.
3100 (sh_va_start): Update.
3101 (initial_elimination_offset): Update.
3102 (sh_allocate_initial_value): Update.
3103 (sh_function_ok_for_sibcall): Update.
3104 (sh_get_pr_initial_val): Update.
3105 * config/sh/sh.md (return expander): Update.
3106 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3107 * config/crx/crx.c (crx_compute_frame): UPdate.
3108 (crx_initial_elimination_offset): UPdate.
3109 * config/xtensa/xtensa.c (compute_frame_size): Update
3110 (xtensa_builtin_saveregs): Update.
3111 (xtensa_va_start): Update.
3112 (order_regs_for_local_alloc): Update.
3113 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3114 (xstormy16_expand_builtin_va_start): Update.
3115 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3116 * config/m68hc11/m68hc11.md (return expanders): Update.
3117 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3118 (expand_epilogue): Update.
3119 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3120 (cris_simple_epilogue): Update.
3121 (cris_expand_prologue): Update.
3122 (cris_expand_epilogue): Update.
3123 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3124 (compute_frame_size): Update.
3125 * config/mt/mt.c (mt_compute_frame_size): Update.
3126 * config/mn10300/mn10300.c (expand_prologue): Update.
3127 (expand_epilogue): Update.
3128 (initial_offset): Update.
3129 (mn10300_builtin_saveregs):
3130 * config/mn10300/mn10300.md (return expander): Update.
3131 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3132 (ia64_initial_elimination_offset): Update.
3133 (ia64_initial_elimination_offset): Update.
3134 (ia64_expand_prologue): Update.
3135 * config/m68k/m68k.md (return expander): Update.
3136 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3137 (rs6000_stack_info): Update.
3138 * config/mcore/mcore.c (layout_mcore_frame): Update.
3139 (mcore_expand_prolog): Update.
3140 * config/arc/arc.c (arc_compute_frame_size): Update.
3141 * config/score/score3.c (score3_compute_frame_size): Update.
3142 * config/score/score7.c (score7_compute_frame_size): Update.
3143 * config/arm/arm.c (use_return_insn): Update.
3144 (thumb_find_work_register): Update.
3145 (arm_compute_save_reg_mask): Update.
3146 (arm_output_function_prologue): Update.
3147 (arm_output_epilogue): Update.
3148 (arm_size_return_regs): Update.
3149 (arm_get_frame_offsets): Update.
3150 (arm_expand_prologue): Update.
3151 (thumb_exit): Update.
3152 (thumb_unexpanded_epilogue): Update.
3153 (thumb1_output_function_prologue): Update.
3154 * config/pa/pa.md (return expander): Update.
3155 * config/pa/pa.c (compute_frame_size): Update.
3156 (hppa_builtin_saveregs): Update.
3157 * config/mips/mips.c (mips_va_start): Update.
3158 (mips16_build_function_stub): Update.
3159 (mips_compute_frame_info): Update.
3160 (mips_restore_gp): Update.
3161 (mips_output_function_prologue): Update.
3162 (mips_expand_prologue): Update.
3163 * config/v850/v850.c (compute_frame_size): Update.
3164 (expand_prologue): * config/mmix/mmix.c (along): update.
3165 (mmix_initial_elimination_offset): update.
3166 (mmix_reorg): update.
3167 (mmix_use_simple_return): update.
3168 (mmix_expand_prologue): update.
3169 (mmix_expand_epilogue): Update.
3170 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3171 (emit_link_insn): Update.
3173 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3175 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3176 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3178 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3181 2008-04-07 Jan Hubicka <jh@suse.cz>
3183 * function.h (rtl): Rename to x_rtl.
3185 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3186 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3187 used_temp_slots avail_temp_slots, temp_slot_level,
3188 nonlocal_goto_handler_labels): Update accesstors.
3189 (rtl): New global variable.
3190 (struct function): Move some fileds to rtl_data.
3191 (get_arg_pointer_save_area): Update prototype.
3192 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3193 get_arg_pointer_save_area.
3194 * expr.c (init_expr): Update
3195 * function.c (get_frame_size): Update
3196 (assign_stack_local): Update
3197 (expand_function_end): Update.
3198 (get_art_pointer_save_area): Update
3200 * emit-rtl.c (rtl): Declare.
3201 (regno_reg_rtx): Declare.
3202 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3204 (gen_reg_rtx): Update.
3205 * varasm.c (n_deferred_constatns): Update accestor.
3206 (init_varasm_status): Do not allocate varasm_status.
3207 (force_const_mem, get_pool_size, output_constant_pool): Update.
3208 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3209 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3210 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3211 * sparc/sparc.h (INIT_EXPANDERS): Update.
3212 * ia64/ia64.h (INIT_EXPANDERS): Update.
3214 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3216 * reload.c (push_secondary_reload): Add missing break to for loop.
3218 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3220 PR middle-end/PR28690
3221 * rtlanal.c: Update copyright years.
3222 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3223 as REG_POINTER and MEM_POINTER operands.
3224 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3225 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3226 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3227 * gcse.c: Update copyright years.
3228 (pre_delete): Call gen_reg_rtx_and_attrs.
3229 (hoist_code): Likewise.
3230 (build_store_vectors): Likewise.
3231 (delete_store): Likewise.
3232 * loop-invariant.c (move_invariant_reg): Likewise.
3233 Update copyright years.
3235 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3237 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3238 control string instead of quoted.
3240 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3242 * doc/rtl.texi: Rewrite of subreg section.
3244 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3247 * config/i386/i386.c (legitimize_pic_address): Add treating
3248 of dllimport SYM_REF's.
3249 (legitimize_dllimport_symbol): Add prototype.
3251 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3253 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3254 reference in constructor with non self-referential type.
3256 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3258 Removal of Return with Depressed Stack Pointer support
3259 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3260 (ECF_SP_DEPRESSED): Likewise.
3261 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3262 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3263 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3264 (expand_call): Do not test ECF_SP_DEPRESSED.
3265 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3266 * function.c (keep_stack_depressed): Delete.
3267 (handle_epilogue_set): Likewise.
3268 (update_epilogue_consts): Likewise.
3269 (emit_equiv_load): Likewise.
3270 (thread_prologue_and_epilogue_insns): Remove support for Return with
3271 Depressed Stack Pointer.
3272 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3274 2008-04-06 Richard Guenther <rguenther@suse.de>
3276 PR tree-optimization/35400
3277 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3278 information from SSA_NAMEs.
3280 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3282 * config/avr/avr.h (avr_mega_p): Remove declaration.
3283 (AVR_MEGA): Remove macro.
3284 * config/avr/avr.c (avr_mega_p): Remove variable.
3285 (avr_override_options): Remove inicializion of avr_mega_p.
3286 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3287 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3288 (avr_jump_mode): (Ditto.).
3289 (avr_output_progmem_section_asm_op): (Ditto.).
3290 (avr_asm_init_sections): (Ditto.).
3291 (avr_asm_init_sections): (Ditto.).
3292 (avr_rtx_costs): (Ditto.).
3293 * config/avr/avr.md: (Ditto.).
3294 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3297 2008-04-06 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/35842
3300 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3301 is_gimple_invariant_address.
3303 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3305 * gcc.c (default_compilers): Sync Fortran extensions list with
3306 that in fortran/lang-specs.h.
3307 * doc/invoke.texi: Likewise.
3308 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3309 * dwarf2out.c (gen_compile_unit_die): Likewise.
3311 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3313 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3315 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3318 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3319 attribute is used for nested functions.
3321 2008-04-05 Jan Hubicka <jh@suse.cz>
3323 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3325 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3327 (dump_files): Update.
3328 (enable_rtl_dump_file): Do not accept letter argument.
3329 * tree-pass.h (dump_file_info): Remove letter argument.
3330 * toplev.c (decode_d_option): Update -da handling.
3331 * toplev.h (enable_rtl_dump_file): Update prototype.
3332 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3333 it out based on pass type.
3334 (register_dump_files_1): Likewise.
3335 (init_optimization_passes): Update register_one_dump_file calls.
3336 (execute_one_pass): Sanity check that IPA passes are called at IPA
3337 level and RTL passes at RTL level.
3338 (execute_pass_list): IPA pass can not be after or subpass of
3340 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3341 disallov RTL subpasses of IPA subpasses.
3343 2008-04-05 Ben Elliston <bje@au.ibm.com>
3345 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3346 builtins that return exactly once and do not throw. Cache call to
3349 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3351 PR rtl-optimization/34916
3353 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3354 between instruction pairs.
3356 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3358 * doc/invoke.texi: Document -mbitops for SH.
3359 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3360 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3361 * config/sh/sh.c (print_operand): Add %t operand code.
3362 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3363 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3364 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3365 (extendqihi2): Likewise.
3366 (movqi_i): Likewise.
3367 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3368 (extv): Use bld instruction for SH2A if possible.
3370 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3371 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3372 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3373 (bset.b, bclr.b): Define peepholes.
3374 * config/sh/sh.opt (mbitops): New option.
3376 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3379 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3380 and view convert expression.
3382 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3385 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3387 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3389 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3391 * config/i386/cpuid.h (bit_AES): New.
3392 (bit_PCLMUL): Likewise.
3394 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3395 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3396 SSE2 if AES or PCLMUL is enabled.
3397 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3398 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3399 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3400 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3401 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3402 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3403 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3404 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3405 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3406 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3407 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3408 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3409 __builtin_ia32_aeskeygenassist128 and
3410 __builtin_ia32_pclmulqdq128.
3411 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3412 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3413 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3415 * config/i386/i386.h (TARGET_AES): New.
3416 (TARGET_PCLMUL): Likewise.
3417 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3419 * config/i386/i386.md (UNSPEC_AESENC): New.
3420 (UNSPEC_AESENCLAST): Likewise.
3421 (UNSPEC_AESDEC): Likewise.
3422 (UNSPEC_AESDECLAST): Likewise.
3423 (UNSPEC_AESIMC): Likewise.
3424 (UNSPEC_AESKEYGENASSIST): Likewise.
3425 (UNSPEC_PCLMUL): Likewise.
3427 * config/i386/i386.opt (maes): New.
3428 (mpclmul): Likewise.
3430 * config/i386/sse.md (aesenc): New pattern.
3431 (aesenclast): Likewise.
3433 (aesdeclast): Likewise.
3435 (aeskeygenassist): Likewise.
3436 (pclmulqdq): Likewise.
3438 * config/i386/wmmintrin.h: New.
3440 * doc/extend.texi: Document AES and PCLMUL built-in function.
3442 * doc/invoke.texi: Document -maes and -mpclmul.
3444 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3446 * function.c (free_after_parsing): Replace with
3447 cxx_push_function_context from C++ front-end.
3448 (allocate_struct_function): Don't call langhook.
3449 * langhooks.h (struct lang_hooks_for_functions): Delete.
3450 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3452 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3453 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3454 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3455 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3456 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3457 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3458 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3460 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3461 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3463 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3466 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3469 2008-04-04 Richard Guenther <rguenther@suse.de>
3472 * fold-const.c (optimize_minmax_comparison): Use the correct
3473 type for the constant in the simplified comparison.
3475 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3477 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3478 Pass L2 size as "--param l2-cache-size" to the compiler.
3479 (decode_l2_cache): New function to decode L2 cache parameters using
3480 0x8000006 extended cpuid function.
3481 (detect_caches_amd): Determine parameters of L2 cache using
3482 decode_l2_caches function.
3483 (decode_caches_intel): Decode L2 cache parameters.
3484 (detect_caches_intel): Determine L2 cache parameters using
3485 decode_caches_intel and decode_l2_caches functions.
3487 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3489 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3490 secondary input reload for subword loads from the constant pool.
3492 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3495 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3496 constants of the appropriate size for runtime calculations.
3499 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3500 decimal-float literal constant zero.
3502 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3505 * c-parser.c (c_parser_omp_atomic): Call
3506 default_function_array_conversion on the RHS.
3509 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3510 call is_variable_sized if decl has incomplete type.
3512 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3516 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3518 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3520 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3521 (sgt<u>): Merge sgt and sgtu into new expander.
3522 (sgt, sgtu): Remove expanders.
3523 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3524 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3525 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3526 *sgtu_<mode>_mips16 into new pattern.
3527 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3528 (sge<u>): Merge sge and sgeu into new expander.
3529 (sge, sgeu): Remove expanders.
3530 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3532 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3533 (slt<u>): Merge slt and sltu into new expander.
3534 (slt, sltu): Remove expanders.
3535 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3536 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3537 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3538 *sltu_<mode>_mips16 into new pattern.
3539 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3540 (sle<u>): Merge sle and sleu into new expander.
3541 (sle, sleu): Remove expanders.
3542 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3543 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3544 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3545 *sleu_<mode>_mips16 into new pattern.
3546 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3548 2008-04-03 Jan Hubicka <jh@suse.cz>
3550 PR tree-optimization/35795
3551 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3552 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3553 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3554 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3555 * score/score3.c (score3_output_mi_thunk): Likewise.
3556 * score/score7.c (score7_output_mi_thunk): Likewise.
3557 * mips/mips.c (mips_output_mi_thunk): Likewise.
3559 2008-04-03 Richard Guenther <rguenther@suse.de>
3561 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3562 conversions. Simplify code.
3564 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3566 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3568 2008-04-03 Tom Tromey <tromey@redhat.com>
3569 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3571 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3572 * config/bfin/t-bfin-linux (generated_files): Add
3573 linux-sysroot-suffix.h.
3574 * doc/install.texi (Prerequisites): Require make 3.80.
3575 * doc/sourcebuild.texi (Front End Directory): Document new
3577 * Makefile.in (generated_files): New variable.
3578 (ALL_HOST_OBJS): New variable.
3579 ($(ALL_HOST_OBJS)): New target.
3581 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3583 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3584 (remap_block): Call id->transform_lang_insert_block instead
3586 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3587 Set id.transform_lang_insert_block to NULL.
3588 (clone_body): Move to cp/optimize.c
3589 * tree-inline.h (struct copy_body_data): Change
3590 transform_lang_insert_block to function pointer.
3591 (copy_generic_body, copy_decl_no_change): Export.
3592 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3593 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3594 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3596 * c-tree.h (insert_block): Kill.
3597 * c-decl.c (insert_block): Kill.
3599 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3601 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3602 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3603 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3605 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3606 argument, call {push,pop}_function_context from here.
3607 * c-parser.c: Use c_{push,pop}_function_context.
3609 * function.c (push_function_context_to): Move meat ...
3610 (push_function_context): ... here. Simplify.
3611 * function.c (pop_function_context_from): Move meat ...
3612 (pop_function_context): ... here. Simplify.
3613 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3615 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3616 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3617 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3618 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3620 2008-04-03 Ben Elliston <bje@au.ibm.com>
3622 * expmed.c (extract_force_align_mem_bit_field): Remove.
3624 2008-04-03 Richard Guenther <rguenther@suse.de>
3627 * expr.h (try_casesi): Adjust prototype.
3628 * expr.c (try_casesi): Take fallback label as extra parameter.
3629 Use that for gen_casesi if default_label is NULL.
3630 * stmt.c (expand_case): Pass fallback label to try_casesi,
3631 make sure to fill gaps with a fallback label if default_label
3634 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3637 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3639 2008-04-03 Ben Elliston <bje@au.ibm.com>
3641 * expmed.c (extract_split_bit_field): Remove if (0) code.
3642 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3643 (do_ds_constraint): Likewise.
3645 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3647 * doc/cppopts.texi (-dU): Document.
3648 * c-common.h (flag_dump_macros): Update comment.
3649 * c-opts.c (handle_OPT_d): Handle -dU.
3650 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3651 dump_queued_macros, cb_used_define, cb_used_undef): New.
3652 (init_pp_output): Handle -dU.
3653 (cb_line_change): Call dump_queued_macros.
3654 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3656 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3658 * config/avr/predicates.md (io_address_operand): New predicate.
3659 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3660 * config/avr/avr.c (avr_io_address_p): Remove function.
3661 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3662 'avr_io_address_p' function.
3663 (out_movhi_r_mr): (Ditto.).
3664 (out_movqi_mr_r): (Ditto.).
3665 (out_movhi_mr_r): (Ditto.).
3666 (avr_address_cost): (Ditto.).
3668 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3671 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3672 in 32bit mode when XMM registers are available to avoid store
3674 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3675 corresponding post-reload splitters.
3677 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3680 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3681 __builtin_ia32_roundss.
3682 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3683 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3684 __builtin_ia32_roundss.
3685 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3686 IX86_BUILTIN_SHUFPD here.
3688 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3690 * config/i386/i386.md (plogic): New.
3691 (plogicprefix): Likewise.
3693 * config/i386/mmx.md (mmx_<code><mode>3): New.
3694 (mmx_and<mode>3): Removed.
3695 (mmx_ior<mode>3): Likewise.
3696 (mmx_xor<mode>3): Likewise.
3698 * config/i386/sse.md (<code><mode>3): New.
3699 (*<code><mode>3): Likewise.
3700 (*<code><mode>3): Likewise.
3701 (<code><mode>3): Likewise.
3702 (*sse_<code><mode>3): Likewise.
3703 (*sse2_<code><mode>3): Likewise.
3704 (<code>tf3): Likewise.
3705 (*<code>tf3): Likewise.
3706 (and<mode>3): Likewise.
3707 (*and<mode>3): Likewise.
3708 (ior<mode>3): Removed.
3709 (*ior<mode>3): Likewise.
3710 (xor<mode>3): Likewise.
3711 (*xor<mode>3): Likewise.
3712 (*and<mode>3): Likewise.
3713 (*ior<mode>3): Likewise.
3714 (*xor<mode>3): Likewise.
3715 (and<mode>3): Likewise.
3716 (*sse_and<mode>3): Likewise.
3717 (*sse2_and<mode>3): Likewise.
3719 (*andtf3): Likewise.
3720 (ior<mode>3): Likewise.
3721 (*sse_ior<mode>3): Likewise.
3722 (*sse2_ior<mode>3): Likewise.
3724 (*iortf3): Likewise.
3725 (xor<mode>3): Likewise.
3726 (*sse_xor<mode>3): Likewise.
3727 (*sse2_xor<mode>3): Likewise.
3729 (*xortf3): Likewise.
3731 2008-04-02 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/14495
3734 PR tree-optimization/34793
3735 * tree-vrp.c (struct switch_update): New structure.
3736 (to_remove_edges, to_update_switch_stmts): New VECs.
3737 (simplify_switch_using_ranges): New function. Remove not taken
3738 case labels and edges.
3739 (simplify_stmt_using_ranges): Call it.
3740 (identify_jump_threads): Mark edges we have queued for removal
3741 so we don't thread them.
3742 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3744 * tree-cfg.c (group_case_labels): Deal with missing default label.
3745 (tree_verify_flow_info): Allow missing default label.
3746 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3747 (emit_case_nodes): Likewise.
3748 (expand_case): Do not rely on the default label to be present.
3749 * expr.c (try_casesi): Deal with NULL default_label.
3750 (do_tablejump): Likewise.
3752 2008-04-02 Richard Guenther <rguenther@suse.de>
3754 PR tree-optimization/14495
3755 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3756 SWITCH_EXPR here ...
3757 (vrp_visit_switch_stmt): ... but here (new function).
3758 (find_case_label_index): New helper function.
3759 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3761 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3763 * fwprop.c: Fix ISO-C99ism.
3765 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3768 * Makefile.in (objdir): Set it here.
3769 * configure.ac: Not here. Find dynamic linker characteristics.
3770 * exec-tool.in: Use them.
3771 * aclocal.m4: Regenerate.
3772 * configure: Regenerate.
3774 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3776 * expr.c (expand_var): Delete it.
3777 * expr.h (expand_var): Delete prototype.
3778 * function.c (expand_function_start): Use expand_decl instead.
3779 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3782 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3784 PR rtl-optimization/35542
3785 * fwprop.c (forward_propagate_and_simplify): Replace
3786 loc_reg_mentioned_in_p with reg_mentioned_p.
3788 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3790 PR rtl-optimization/35281
3791 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3792 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3793 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3794 (varying_mem_p): Move above propagate_rtx.
3795 (all_uses_available_at): Do not check MEMs.
3797 2008-04-02 Rafael Espindola <espindola@google.com>
3799 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3800 (register_edge_assert_for_2): Split the cond argument.
3801 (register_edge_assert_for_1): Adjust for the change in
3802 register_edge_assert_for_2.
3803 (register_edge_assert_for): Split the cond argument.
3804 (find_switch_asserts): Adjust for the change in
3805 register_edge_assert_for.
3807 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3809 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3810 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3811 offsets for 64-bit mingw.
3812 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3813 abi for x86_64-pc-mingw.
3815 2008-04-02 Richard Guenther <rguenther@suse.de>
3817 * tree-vrp.c (extract_range_from_assert): Make sure to not
3818 produce range min/max with TREE_OVERFOW set.
3819 If merging a anti-range and a range keep the anti-range if
3820 the range covers all values of the type.
3821 (register_edge_assert_for_2): Only allow sign-changing
3822 conversions in detecting canonical range checks. Also
3823 register an assert for the unsigned name if useful.
3825 PR tree-optimization/35787
3826 * tree-vrp.c (vrp_val_max): New function.
3827 (vrp_val_min): Likewise.
3828 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3829 (vrp_val_is_min): Likewise.
3830 (supports_overflow_infinity): Use vrp_val_{min,max}.
3831 (negative_overflow_infinity): Likewise.
3832 (positive_overflow_infinity): Likewise.
3833 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3834 (is_positive_overflow_infinity): Likewise.
3835 (is_overflow_infinity): Likewise.
3836 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3837 vrp_val_is_{min,max}.
3838 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3839 to ranges if possible. Avoid empty ranges.
3841 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3844 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3845 the expression is a function address.
3847 2008-04-01 George Helffrich <george@gcc.gnu.org>
3849 PR fortran/35154, fortran/23057
3850 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3851 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3852 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3853 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3855 (dbxout_syms): Check for COMMON-based symbol and wrap in
3856 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3857 in bracket for efficiency.
3859 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3860 using DW_TAG_common_block + member offset.
3861 (add_pubname_string): New function.
3862 (dw_expand_expr): New function to find block name and offset for
3864 (common_check): New function to check whether symbol in Fortran COMMON.
3865 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3867 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3870 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3872 2008-04-02 Ben Elliston <bje@au.ibm.com>
3874 * config/v850/v850.md (casesi): Remove if (0) code.
3875 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3876 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3878 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.md (rex64suffix): New mode attribute.
3881 (floathi<mode>2): Disable expander for SSE math.
3882 (*floathi<mode>2_1): New insn insn_and_split pattern.
3883 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3884 corresponding post-reload splitters.
3885 (*floathi<mode>2_i387): New macroized insn pattern.
3886 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3887 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3888 insn_and_split pattern.
3889 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3890 New macroized instruction patterns and corresponding post-reload
3892 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3893 and corresponding post-reload splitters.
3894 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3895 New macroized instruction patterns.
3896 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3897 macroized instruction patterns and corresponding post-reload splitters.
3898 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3899 corresponding post-reload splitters.
3900 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3901 New macroized instruction patterns.
3902 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3903 corresponding post-reload splitters.
3904 (*floatsi<mode>2_i387): New macroized instruction patterns.
3906 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3908 * config/i386/i386.md (smaxmin): New.
3909 (umaxmin): Likewise.
3910 (maxminiprefix): Likewise.
3911 (maxminfprefix): Likewise.
3912 (<code><mode>3): Likewise.
3913 (smin<mode>3): Removed.
3914 (smax<mode>3): Likewise.
3916 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3917 (mmx_<code>v4hi3): Likewise.
3918 (mmx_<code>v8qi3): Likewise.
3919 (mmx_smaxv2sf3): Removed.
3920 (mmx_sminv2sf3): Likewise.
3921 (mmx_umaxv8qi3): Likewise.
3922 (mmx_smaxv4hi3): Likewise.
3923 (mmx_uminv8qi3): Likewise.
3924 (mmx_sminv4hi3): Likewise.
3926 * config/i386/sse.md (<addsub><mode>3): New.
3927 (*<addsub><mode>3): Likewise.
3928 (<sse>_vm<addsub><mode>3): Likewise.
3929 (<maxmin><mode>3): Likewise.
3930 (*<maxmin><mode>3_finite): Likewise.
3931 (*<maxmin><mode>3): Likewise.
3932 (<sse>_vm<maxmin><mode>3): Likewise.
3933 (sse3_h<addsub>v4sf3): Likewise.
3934 (sse3_h<addsub>v2df3): Likewise.
3935 (<maxmin>v16qi3): Likewise.
3936 (*<maxmin>v16qi3): Likewise.
3937 (<maxmin>v8hi3): Likewise.
3938 (*<maxmin>v8hi3): Likewise.
3939 (*sse4_1_<maxmin><mode>3): Likewise.
3940 (*sse4_1_<maxmin><mode>3): Likewise.
3941 (add<mode>3): Removed.
3942 (*add<mode>3): Likewise.
3943 (<sse>_vmadd<mode>3): Likewise.
3944 (sub<mode>3): Likewise.
3945 (*sub<mode>3): Likewise.
3946 (<sse>_vmsub<mode>3): Likewise.
3947 (smin<mode>3): Likewise.
3948 (*smin<mode>3_finite): Likewise.
3949 (*smin<mode>3): Likewise.
3950 (<sse>_vmsmin<mode>3): Likewise.
3951 (smax<mode>3): Likewise.
3952 (*smax<mode>3_finite): Likewise.
3953 (*smax<mode>3): Likewise.
3954 (<sse>_vmsmax<mode>3): Likewise.
3955 (sse3_haddv4sf3): Likewise.
3956 (sse3_haddv2df3): Likewise.
3957 (sse3_hsubv4sf3): Likewise.
3958 (sse3_hsubv2df3): Likewise.
3959 (umaxv16qi3): Likewise.
3960 (*umaxv16qi3): Likewise.
3961 (smaxv8hi3): Likewise.
3962 (*smaxv8hi3): Likewise.
3963 (*sse4_1_smax<mode>3): Likewise.
3964 (*sse4_1_umax<mode>3): Likewise.
3965 (uminv16qi3): Likewise.
3966 (*uminv16qi3): Likewise.
3967 (sminv8hi3): Likewise.
3968 (*sminv8hi3): Likewise.
3969 (*sse4_1_smin<mode>3): Likewise.
3970 (*sse4_1_umin<mode>3): Likewise.
3972 2008-04-01 Rafael Espindola <espindola@google.com>
3974 * tree-cfg.c (verify_expr): remove in_phi.
3975 (verify_stmt): Don't call walk_tree with verify_expr. Use
3976 is_gimple_min_invariant instead of is_gimple_val.
3978 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3980 * doc/include/gpl_v3.texi: Update for manpage generation.
3981 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3983 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3984 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3985 gpl_v3.texi instead of gpl.texi.
3988 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3991 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3993 2008-04-01 Rafael Espindola <espindola@google.com>
3995 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3996 (extract_code_and_val_from_cond): Use
3997 extract_code_and_val_from_cond_with_ops.
3999 2008-04-01 Jan Hubicka <jh@suse.cz>
4001 * function.c (free_after_compilation): Free epilogue_delay_list.
4002 (prepare_function_start): Assert that previous compilation was freed.
4004 2008-04-01 Jan Hubicka <jh@suse.cz>
4005 Jim Wilson <wilson@tuliptree.org>
4006 Andreas Tobler <andreast@gcc.gnu.org>
4009 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4010 rtl.emit instead cfun->emit.
4011 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4012 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4014 2008-04-01 Ben Elliston <bje@au.ibm.com>
4016 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4018 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4020 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4022 (fprofile-use): Add var flag_profile_use
4023 * coverage.c (coverage_begin_output): Do not open a gcno file for
4024 output only if -ftest-coverage is set.
4025 Do not add getpwd() to gcda file path.
4026 (build_gcov_info): Check the new flag
4027 flag_profile_datafile_relative_path.
4028 (coverage_init): Use profile_data_prefix.
4029 Read profile counter only if flag_profile_use is set.
4030 * opts.c (common_handle_option): New option fprofile-use=,
4031 fprofile-dir=, fprofile-generate=.
4032 * toplev.c (profile_data_prefix): New variable definition.
4033 * toplev.h (profile_data_prefix): New declaration.
4034 * doc/invoke.tex (Option Summary, Optimization Options):
4037 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4039 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4040 use tmp consistently.
4043 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4044 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4045 UNSPEC_FR_RECIP_APPROX_RES.
4046 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4048 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4051 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4053 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4056 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4057 element of the vector via a pointer.
4059 2008-03-31 Ian Lance Taylor <iant@google.com>
4061 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4063 2008-03-31 Jan Hubicka <jh@suse.cz>
4065 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4066 get_arg_pointer_save_area.
4067 * expr.c (init_expr): Just clear out rtl.expr.
4068 * function.c (free_after_compilation): Clear out whole RTL structure.
4069 (get_func_frame_size): Merge into ...
4070 (get_frame_size): ... this one.
4071 (assign_stack_local_1): Merge into ...
4072 (assign_stack_local): ... this one.
4073 (expand_function_end): Update call of get_arg_pointer_save_area.
4074 (get_art_pointer_save_area): Remove cfun argument.
4075 * function.h (emit_status): regno_pointer_align does not need length
4076 attribute. Move x_regno_reg_rtx to ...
4077 (regno_reg_rtx): ... new global array.
4078 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4079 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4080 apply_args_value, forced_labels, stack_pointer_delta):
4082 (struct varasm_status): Move here from varasm.c
4083 (struct rtl_data): New. Move here some fields from struct function.
4084 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4085 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4086 used_temp_slots avail_temp_slots, temp_slot_level,
4087 nonlocal_goto_handler_labels): Update accesstors.
4088 (rtl): New global variable.
4089 (struct function): Move some fileds to rtl_data.
4090 (get_arg_pointer_save_area): Update prototype.
4091 * emit-rtl.c (rtl): Declare.
4092 (regno_reg_rtx): Declare.
4093 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4095 (gen_reg_rtx): Update.
4096 (init_virtual_regs): Do not tate emit_status argument.
4097 (init_emit): Do not allocate emit.
4098 * varasm.c (varasm_statuc): Move to function.h.
4099 (n_deferred_constatns): Update accestor.
4100 (init_varasm_status): Do not allocate varasm_status.
4101 (force_const_mem, get_pool_size, output_constant_pool): Update.
4102 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4103 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4105 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4107 PR rtl-optimization/35729
4108 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4111 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4115 load/store if memory is unaligned.
4116 (*movti_rex64): Likewise.
4118 * config/i386/predicates.md (misaligned_operand): New.
4120 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4123 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4126 2008-03-31 Jan Beulich <jbeulich@novell.com>
4128 * config/ia64/constraints.md: Add 'j' constraint.
4129 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4130 (movdi_internal): Likewise.
4132 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4135 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4137 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4140 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4141 proper error message for the third argument on blendpd and
4144 * config/i386/sse.md (blendbits): New.
4145 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4147 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4149 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4151 2008-03-30 Richard Guenther <rguenther@suse.de>
4154 * fold-const.c (fold_sign_changed_comparison): Do leave
4155 conversions to base-types alone.
4157 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4159 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4160 the link register if one altivec register is be saved.
4162 2008-03-30 Ben Elliston <bje@au.ibm.com>
4164 * final.c (final_scan_insn): Remove if (0) code.
4166 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4168 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4170 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4173 of V4SFmode to ix86_binary_operator_ok.
4175 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4177 * config/i386/i386.c (override_options): Initialize
4178 ix86_veclib_handler to ix86_veclibabi_svml when
4179 -mveclibabi=svml is used.
4180 (ix86_veclibabi_svml): New function for SVML ABI style
4181 vectorization support.
4182 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4184 2008-03-28 Rafael Espindola <espindola@google.com>
4186 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4187 (tree_binary_nonnegative_warnv_p): Make it public.
4188 (tree_single_nonnegative_warnv_p): Make it public.
4189 (tree_invalid_nonnegative_warnv_p): Make it public.
4190 (tree_unary_nonzero_warnv_p): Make it public.
4191 (tree_binary_nonzero_warnv_p): Make it public
4192 (tree_single_nonzero_warnv_p): Make it public.
4193 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4194 (extract_range_from_binary_expr): Split the expr argument.
4195 (extract_range_from_unary_expr): Split the expr argument.
4196 (extract_range_from_comparison): Split the expr argument.
4197 (extract_range_from_expr): Use the new aux functions.
4198 (vrp_evaluate_conditional_warnv): Use
4199 vrp_evaluate_conditional_warnv_with_ops.
4200 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4201 (tree_binary_nonzero_warnv_p): Declare.
4202 (tree_single_nonzero_warnv_p): Declare.
4203 (tree_expr_nonzero_warnv_p): Declare.
4204 (tree_unary_nonnegative_warnv_p): Declare.
4205 (tree_binary_nonnegative_warnv_p): Declare.
4206 (tree_single_nonnegative_warnv_p): Declare.
4207 (tree_invalid_nonnegative_warnv_p): Declare.
4209 2008-03-28 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/30317
4212 PR tree-optimization/30911
4213 PR tree-optimization/34793
4214 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4215 (struct assert_locus_d): New member EXPR.
4216 (register_new_assert_for): Add EXPR parameter to support
4217 ASSERT_EXPR <name, expr OP limit>.
4218 (register_edge_assert_for_1): Adjust callers.
4219 (find_assert_locations): Likewise.
4220 (process_assert_insertions_for): Build condition from expression.
4221 (extract_range_from_assert): Handle ASSERT_EXPRs
4222 of the form ASSERT_EXPR <name, expr OP limit>.
4223 (register_edge_assert_for_2): New helper registering
4224 asserts for comparisons. Recognize range tests of the form
4225 (unsigned)i - CST1 OP CST2.
4226 (register_edge_assert_for_1): Use it.
4227 (register_edge_assert_for): Likewise.
4228 (needs_overflow_infinity): Integer sub-types
4229 do not need overflow infinities.
4230 (vrp_val_is_max): The extreme values of integer sub-types
4231 are those of the base type.
4232 (vrp_val_is_min): Likewise.
4233 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4236 2008-03-28 Nick Clifton <nickc@redhat.com>
4239 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4240 Return GENERAL_REGS for stack adjustment reloads.
4242 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4245 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4246 const_vector when all the vectors are constant.
4248 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4250 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4252 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4253 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4255 (s<code>_sf): Use new scc_sf attribute for opcode names.
4257 2008-03-27 Tom Tromey <tromey@redhat.com>
4259 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4260 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4261 config/spu/t-spu-elf, config/i386/t-interix,
4262 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4263 config/i386/x-darwin, config/i386/x-mingw32,
4264 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4265 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4266 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4267 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4268 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4269 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4270 config/score/t-score-elf, config/arm/t-strongarm-pe,
4271 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4272 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4273 Revert automatic dependency patch.
4275 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4278 * config/i386/i386.c (ix86_function_arg_boundary): Align
4279 decimal floating point to its natural boundary.
4281 2008-03-27 Richard Guenther <rguenther@suse.de>
4284 * fold-const.c (fold_comparison): Restrict distinct decl
4285 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4286 solely rely on operand_equal_p.
4288 2008-03-27 Richard Guenther <rguenther@suse.de>
4291 * c-common.c (handle_weak_attribute): Reject combination of
4294 2008-03-27 Richard Guenther <rguenther@suse.de>
4296 PR tree-optimization/32810
4297 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4298 conversions from DECL_INITIAL.
4299 (fold_const_aggregate_ref): Likewise from constructor elements.
4301 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4303 * tree-affine.h (aff_combination_expand): Declare.
4304 (get_inner_reference_aff): Likewise.
4305 * tree-affine.c (aff_combination_expand): Split out from
4306 tree_to_aff_combination_expand.
4307 (get_inner_reference_aff): New function.
4308 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4309 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4310 (struct lim_aux_data): sm_done field removed.
4311 (mem_ref_loc_p, mem_ref_locs_p): New types.
4312 (struct mem_ref): Added id, stored, accesses_in_loop,
4313 indep_loop, dep_loop, indep_ref, dep_ref fields.
4314 Removed is_stored, locs and next fields.
4315 (memory_accesses): New variable.
4316 (movement_possibility): Do not allow moving statements
4317 that store to memory.
4318 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4320 (determine_max_movement): For statements with memory references,
4321 find the outermost loop in that the reference is independent.
4322 (move_computations_stmt): Mark the virtual operands for renaming.
4323 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4324 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4325 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4326 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4327 create_vop_ref_mapping, analyze_memory_references,
4328 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4329 get_all_locs_in_loop, ref_always_accessed_p,
4330 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4331 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4332 store_motion_loop, store_motion): New functions.
4333 (struct vop_to_refs_elt): New type.
4334 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4335 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4336 (schedule_sm): Replaced by...
4337 (execute_sm): ... this.
4338 (determine_lsm_ref, hoist_memory_references,
4339 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4340 find_more_ref_vops, free_mem_ref, free_mem_refs,
4341 determine_lsm_loop, determine_lsm): Removed.
4342 (tree_ssa_lim_finalize): Free data structures used by store motion.
4343 (tree_ssa_lim): Call analyze_memory_references. Use
4344 store_motion instead of determine_lsm.
4346 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4348 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4349 rename tmake_file to m68hc11/t-m68hc11.
4350 (mcore): Set inhibit_libc to true.
4351 * config.host (alpha*-dec-*vms*): Set extra_programs.
4352 (interix3*): Don't use host_xmake_file.
4353 * configure.ac: Let config.gcc override inhibit_libc.
4354 * configure: Regenerate.
4356 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4357 * config/t-openbsd-thread: Remove commented out lines.
4359 * config/x-interix: Remove.
4361 * config/m68hc11/t-m68hc11-gas: Rename to...
4362 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4364 * config/mcore/t-mcore: Remove T_CFLAGS.
4365 * config/mcore/t-mcore-pe: Likewise.
4367 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4369 * configure.ac: Replace custom __GNU_SOURCE test with
4370 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4371 * aclocal.m4: Regenerate.
4372 * configure: Regenerate.
4373 * config.in: Regenerate.
4375 2008-03-27 Richard Guenther <rguenther@suse.de>
4377 * fold-const.c (target.h): Include.
4378 (fold_comparison): Fold comparison of addresses of decls
4379 that bind locally or of constants. Consolidate address folding code.
4380 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4381 results from fold_binary_to_constant.
4382 (compare_values_warnv): Likewise.
4384 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4387 * fold-const.c (fold_truthop): Check for integeral types when folding
4388 a == 0 && b == 0 and a != 0 || b != 0 .
4390 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4392 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4394 2008-03-26 Andreas Schwab <schwab@suse.de>
4396 * doc/invoke.texi: Fix use of @item vs. @itemx.
4398 2008-03-26 Tom Tromey <tromey@redhat.com>
4400 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4401 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4402 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4403 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4404 build/genconstants.o, build/genemit.o, build/genextract.o,
4405 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4406 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4409 2008-03-26 Richard Guenther <rguenther@suse.de>
4412 2008-03-26 Richard Guenther <rguenther@suse.de>
4414 * fold-const.c (target.h): Include.
4415 (fold_comparison): Fold comparison of addresses of two decls
4416 that bind locally. Consolidate address folding code.
4418 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4421 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4422 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4423 dconstsqrt2, dconstthird, dconste and/or dconst10.
4424 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4425 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4426 dconstsqrt2, dconste): Delete.
4427 (init_emit_once): Likewise. Simplify initializing dconstm1.
4429 * real.c (get_real_const): New.
4430 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4431 dconstsqrt2, dconste): Delete.
4432 (real_value_const, get_real_const): New.
4434 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4436 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4438 * config/i386/i386.c (ix86_function_arg_boundary): Check
4439 BIGGEST_ALIGNMENT instead of 128.
4440 (setup_incoming_varargs_64): Likewise.
4442 2008-03-26 Tom Tromey <tromey@redhat.com>
4444 * Makefile.in (DEPFILES): Add missing '/'.
4446 2008-03-26 Richard Guenther <rguenther@suse.de>
4448 * fold-const.c (target.h): Include.
4449 (fold_comparison): Fold comparison of addresses of two decls
4450 that bind locally. Consolidate address folding code.
4452 2008-03-26 Nick Clifton <nickc@redhat.com>
4455 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4456 not allow INT+INT as a legitimate addressing mode.
4458 2008-03-26 Richard Guenther <rguenther@suse.de>
4460 * tree-flow.h (widen_bitfield): Remove declaration.
4461 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4462 (widen_bitfield): Remove function.
4463 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4466 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4469 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4472 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4474 PR rtl-optimization/35232
4475 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4476 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4477 reg_reloaded_call_part_clobbered here.
4478 (reload_regs_reach_end_p): New function.
4479 (reload_reg_rtx_for_input): New variable.
4480 (reload_reg_rtx_for_output): Likewise.
4481 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4482 when reassigning a pseudo register. Load reloadreg from
4483 reload_reg_rtx_for_input, moving the mode and register
4485 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4486 instead of the original when deciding whether an input reload
4487 would be a no-op or whether an output reload can be deleted.
4488 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4489 when setting up new_spill_reg_store. Load it from
4490 reload_reg_rtx_for_output, moving the mode and register
4492 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4493 instead of the original when deciding whether an output reload
4494 would be a no-op. Do the same when modifying insn notes.
4495 Use rtx_equal_p instead of == to compare the registers.
4496 (inherit_piecemeal_p): Take a mode and two register numbers
4498 (emit_reload_insns): Clear new_spill_reg_store for every hard
4499 register in the reload register. Remove spill registers
4500 from reg_reloaded_valid before considering whether to record
4501 inheritance information for them. Use reload_reg_rtx_for_output
4502 instead of reg_rtx when recording output reloads. Use
4503 reload_reg_rtx_for_input instead of reg_rtx when recording
4504 input reloads. Set or clear reg_reloaded_call_part_clobbered
4505 at the same time as setting reg_reloaded_valid.
4506 (delete_output_reload): Add a new_reload_reg parameter and use it
4507 instead of rld[j].reg_rtx.
4508 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4511 2008-03-25 Tom Tromey <tromey@redhat.com>
4513 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4514 (build/genattr.o): Likewise.
4515 (build/genattrtab.o): Likewise.
4516 (build/gencodes.o): Likewise.
4517 (build/genconfig.o): Likewise.
4518 (build/genconstants.o): Likewise.
4519 (build/genemit.o): Likewise.
4520 (build/genextract.o): Likewise.
4521 (build/genflags.o): Likewise.
4523 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4525 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4526 instead of size_int for integer types.
4527 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4528 to match type of MINUS_EXPR.
4530 2008-03-25 Tom Tromey <tromey@redhat.com>
4532 * configure: Rebuilt.
4533 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4536 2008-03-25 Tom Tromey <tromey@redhat.com>
4538 * config/x-solaris (host-solaris.o): Update.
4539 * config/x-linux (host-linux.o): Update.
4540 * config/x-hpux (host-hpux.o): Update.
4541 * config/x-darwin (host-darwin.o): Update.
4542 * config/v850/t-v850e (v850-c.o): Update.
4543 * config/v850/t-v850 (v850-c.o): Update.
4544 * config/t-vxworks (vxworks.o): Update.
4545 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4546 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4547 * config/spu/t-spu-elf (spu-c.o): Update.
4549 * config/sh/t-symbian (sh-c.o): Update.
4550 (symbian.o): Update.
4551 * config/sh/t-sh (sh-c.o): Update.
4552 * config/score/t-score-elf (score7.o, score3.o): Update.
4553 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4554 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4555 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4556 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4558 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4559 * config/m32c/t-m32c (m32c-pragma.o): Update.
4560 * config/ia64/t-ia64 (ia64-c.o): Update.
4561 * config/i386/x-mingw32 (host-mingw32.o): Update.
4562 * config/i386/x-i386 (driver-i386.o): Update.
4563 * config/i386/x-darwin (host-i386-darwin.o): Update.
4564 * config/i386/x-cygwin (host-cygwin.o): Update.
4565 * config/i386/t-nwld (nwld.o): Update.
4566 * config/i386/t-netware (netware.o): Update.
4567 * config/i386/t-interix (winnt.o): Update.
4568 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4569 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4570 msformat-c.o): Update.
4571 * config/bfin/t-bfin-linux (generated_files): Add
4572 linux-sysroot-suffix.h.
4573 * config/arm/t-wince-pe (pe.o): Update.
4574 * config/arm/t-strongarm-pe (pe.o): Update.
4575 * config/arm/t-pe (pe.o): Update.
4576 * config/arm/t-arm (arm-c.o): Update.
4577 * doc/install.texi (Prerequisites): Require make 3.80.
4578 * Makefile.in: Remove .o targets.
4579 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4580 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4581 (simple_generated_h, simple_generated_c): Move earlier.
4582 (generated_files): New variable.
4583 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4584 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4585 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4586 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4587 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4588 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4589 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4590 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4591 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4592 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4593 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4594 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4596 (COMPILE.base, COMPILE): New variables.
4597 (%.o): New pattern rule.
4598 (ALL_HOST_OBJS): New variable.
4599 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4600 (dummy-checksum.o, cc1-checksum.o): Remove.
4601 (DRIVER_SHLIB): New variable.
4602 (DRIVER_DEFINES): Use it.
4603 (gencondmd.c): Move out of build/.
4604 (s-conditions): Update.
4605 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4606 (ALL_BUILD_OBJS): Likewise.
4607 (build/%.o): Use BUILDCOMPILE.
4608 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4609 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4610 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4611 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4612 build/genconfig.o, build/genconstants.o, build/genemit.o,
4613 build/genextract.o, build/genflags.o, build/genmddeps.o,
4614 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4615 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4616 build/gen-protos.o, build/scan.o, build/fix-header.o,
4617 build/scan-decls.o): Simplify.
4618 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4619 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4620 prefix.o, toplev.o): Reduce to variable setting.
4621 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4622 ($(out_object_file), gcc-options.o): New targets.
4623 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4624 * configure: Rebuilt.
4625 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4626 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4628 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4630 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4631 complain when we hit an error, return ERROR_MARK_NODE.
4633 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4635 * config/sh/constraints.md (Pso, Psz): New constraints.
4636 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4637 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4639 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4641 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4642 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4644 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4646 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4647 (prefetch_sh2a): New.
4649 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4650 Naveen.H.S <naveen.hs@kpitcummins.com>
4652 * config/sh/constraints.md (I28): New constraint.
4653 * config/sh/sh.c (broken_move): Add support for movi20s.
4654 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4656 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4657 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4658 Naveen.H.S <naveen.hs@kpitcummins.com>
4660 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4661 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4662 (print_operand): Handle resbank in %@ operand code.
4663 (sh_encode_section_info): New.
4664 (push_regs): Add conditions for resbank.
4665 (sh_expand_epilogue): Likewise.
4666 (sh_insert_attributes): Likewise.
4667 (sh_attribute_table): Likewise.
4668 (sh_handle_resbank_handler_attribute): New.
4669 (sh2a_handle_function_vector_handler_attribute): New.
4670 (sh2a_is_function_vector_call): New.
4671 (sh2a_get_function_vector_number): New.
4672 (sh2a_function_vector_p): New.
4673 (sh_cfun_resbank_handler_p): New.
4674 * config/sh/sh.md (calli): Emit jsr/n if possible.
4675 (calli_tbr_rel): New.
4676 (calli_pcrel): Emit jsr/n if possible.
4677 (return_i): Emit rts/n if possible.
4678 (call_valuei_tbr_rel): New.
4679 (call_valuei_pcrel): Add condition for SH2A target.
4680 (call_value): Likewise.
4681 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4682 (sh2a_get_function_vector_number): Likewise.
4683 (sh2a_is_function_vector_call): Likewise.
4684 * doc/extend.texi: Document TBR relative addressing of SH2A.
4685 (resbank): Add description for SH2A.
4687 2008-03-24 Richard Guenther <rguenther@suse.de>
4690 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4691 pointer assignments change conversions according to middle-end rules.
4692 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4693 * configure.ac: Include type checking in yes.
4694 * configure: Regenerate.
4696 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4698 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4699 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4701 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4703 * gthr-vxworks.h (UNUSED): Define.
4705 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4707 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4709 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4711 * doc/extend.texi (Function Attributes): Add missing comma in the
4712 example of the "alloc_size" attribute.
4714 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4717 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4719 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4722 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4725 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4726 of the underlying type of a MS bitfield layout to the natural
4727 alignment of the type.
4729 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4732 to their natural alignment to avoid store forwarding stalls.
4734 2008-03-22 Richard Guenther <rguenther@suse.de>
4736 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4737 For PHI nodes verify the address is invariant.
4738 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4739 (get_symbol_constant_value): Use is_gimple_min_invariant.
4740 (maybe_fold_stmt_indirect): Likewise.
4742 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4744 PR rtl-optimization/33927
4745 * Makefile.in (dse.o): Depend on $(TM_P_H).
4746 * expr.h (extract_low_bits): Declare.
4747 * expmed.c (extract_low_bits): New function.
4748 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4749 * dse.c: Include tm_p.h.
4750 (find_shift_sequence): Remove the read_reg argument and return the
4751 read value. Emit the instructions instead of returning them.
4752 Iterate on new_mode rather than calculating it each time.
4753 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4754 source to NEW_MODE and extract_low_bits to convert the shifted
4756 (replace_read): Allow the load and store to have different mode
4757 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4758 or extraction instructions before trying the replacement. Update
4759 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4761 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4763 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4764 to their natural alignment to avoid store forwarding stalls.
4766 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4769 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4770 encouraging but not allowing gprs for input;
4771 change the input constraint to !f#r.
4772 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4774 change the output constraint to !f#r.
4776 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4779 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4780 corresponding post-reload splitters.
4781 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4782 when x87 FP math is selected.
4783 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4784 New function prototype.
4785 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4786 unreachable function to ease macroization of insn patterns.
4788 2008-03-21 Martin Jambor <mjambor@suse.cz>
4790 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4791 reference dumps if ddr is NULL or dependence is unknown.
4793 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4795 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4796 unsigned extension into account.
4797 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4798 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4799 Do computations on a scratch register.
4801 2008-03-21 Richard Guenther <rguenther@suse.de>
4803 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4804 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4805 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4806 * tree-ssa-dom.c (record_equality): Likewise.
4807 * tree-inline.c (copy_body_r): Likewise.
4808 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4811 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4813 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4814 as 'delete_unused' argument.
4816 2008-03-20 Richard Guenther <rguenther@suse.de>
4818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4819 special casing of constant qualifiers.
4820 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4821 care about them in general.
4822 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4823 regardless of their type.
4824 (fold_stmt_r): Forcefully fold *& if we end up with that.
4826 2008-03-20 Paul Brook <paul@codesourcery.com>
4828 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4829 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4831 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4833 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4834 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4836 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4838 * common.opt (Wmudflap): New option.
4839 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4840 (mx_register_decls): Likewise.
4841 (mudflap_finish_file): Likewise.
4842 * doc/invoke.texi: Document -Wno-mudflap.
4844 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4846 * c-format.c (replace_format_name_to_system_name): New.
4848 (convert_format_name_to_system_name): New.
4849 (decode_format_attr): Add use of convert_format_name_to_system_name.
4850 (format_types_orig): Add gnu_ prefix to names.
4851 (check_format_info_main): Special treating of \0 escaped names for
4852 supporting multi-character format specifiers as I32, I64.
4853 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4854 (gnu_target_overrides_format_attributes): New.
4855 * c-format.h: Add structure target_ovr_attr to hold
4856 system specific formatter names.
4857 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4858 msformat-c.o file to c_target_objs and cxx_target_objs.
4859 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4860 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4861 (TARGET_N_FORMAT_TYPES): New.
4862 * config/i386/msformat-c.c: New.
4863 * config/i386/t-cygming: Add build rule for msformat-c.o.
4864 * doc/extend.texi: Add new format names gnu_* and ms_* and
4866 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4868 2008-03-20 Ira Rosen <irar@il.ibm.com>
4870 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4871 optimizations turned on under -O3.
4872 (ftree-vectorize): Add that the flag is turned on with -O3.
4874 2008-03-20 Ben Elliston <bje@au.ibm.com>
4876 * regmove.c (try_auto_increment): Fix spelling error in comment.
4877 * final.c (final_scan_insn): Likewise.
4879 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4883 allocator preferences for "y" and "r" class registers.
4884 ("*mov<mode>_internal"): Ditto.
4885 ("*movv2sf_internal_rex64"): Ditto.
4886 ("*movv2sf_internal"): Ditto.
4888 2008-03-19 Michael Matz <matz@suse.de>
4891 * calls.c (expand_call): Check overlap of arguments with call
4892 address for sibcalls.
4894 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4897 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4898 of the underlying type of a MS bitfield layout to the natural
4899 alignment of the type.
4901 2008-03-19 Jan Hubicka <jh@suse.cz>
4904 * toplev.c (decode_d_option): Handle all CPP flags.
4905 * tree-vrp.c: Update tree_pass descriptors.
4906 * regrename.c: Update tree_pass descriptors.
4907 * fwprop.c: Update tree_pass descriptors.
4908 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4909 * tree-into-ssa.c: Update tree_pass descriptors.
4910 * tree-dump.c: Update tree_pass descriptors.
4911 * tree-complex.c: Update tree_pass descriptors.
4912 * tree-dump.h: Update tree_pass descriptors.
4913 * see.c: Update tree_pass descriptors.
4914 * cgraphbuild.c: Update tree_pass descriptors.
4915 * tracer.c: Update tree_pass descriptors.
4916 * tree-loop-distribution.c: Update tree_pass descriptors.
4917 * cgraph.c: Update tree_pass descriptors.
4918 * postreload-gcse.c: Update tree_pass descriptors.
4919 * postreload.c: Update tree_pass descriptors.
4920 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4921 * tree-tailcall.c: Update tree_pass descriptors.
4922 * tree-pass.h (tree_opt_pass): Rename to ...
4923 (opt_pass) ... this one; add "type" field and remove letter field.
4924 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4925 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4926 all_lowering_passes): Update declaration.
4927 * ipa-cp.c: Update tree_pass descriptors.
4928 * final.c: Update tree_pass descriptors.
4929 * omp-low.c: Update tree_pass descriptors.
4930 * tree-ssa-dse.c: Update tree_pass descriptors.
4931 * ipa-reference.c: Update tree_pass descriptors.
4932 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4933 * auto-inc-dec.c: Update tree_pass descriptors.
4934 * reorg.c: Update tree_pass descriptors.
4935 * cgraphunit.c: Update tree_pass descriptors.
4936 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4937 * tree-ssa-ccp.c: Update tree_pass descriptors.
4938 * df-core.c: Update tree_pass descriptors.
4939 * mode-switching.c: Update tree_pass descriptors.
4940 * tree-nomudflap.c: Update tree_pass descriptors.
4941 * modulo-sched.c: Update tree_pass descriptors.
4942 * ipa-pure-const.c: Update tree_pass descriptors.
4943 * cse.c: Update tree_pass descriptors.
4944 * web.c: Update tree_pass descriptors.
4945 * tree-stdarg.c: Update tree_pass descriptors.
4946 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4947 * tree-ssa-dom.c: Update tree_pass descriptors.
4948 * tree-nrv.c: Update tree_pass descriptors.
4949 * tree-ssa-alias.c: Update tree_pass descriptors.
4950 * loop-init.c: Update tree_pass descriptors.
4951 * gimple-low.c: Update tree_pass descriptors.
4952 * ipa-inline.c: Update tree_pass descriptors.
4953 * tree-ssa-sink.c: Update tree_pass descriptors.
4954 * global.c: Update tree_pass descriptors.
4955 * ifcvt.c: Update tree_pass descriptors.
4956 * jump.c: Update tree_pass descriptors.
4957 * predict.c: Update tree_pass descriptors.
4958 * tree-ssa-loop.c: Update tree_pass descriptors.
4959 * recog.c: Update tree_pass descriptors.
4960 * dse.c: Update tree_pass descriptors.
4961 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4962 * tree-eh.c: Update tree_pass descriptors.
4963 * regmove.c: Update tree_pass descriptors.
4965 * function.c: Update tree_pass descriptors.
4966 * tree-vectorizer.c: Update tree_pass descriptors.
4967 * gcse.c: Update tree_pass descriptors.
4968 * ipa-type-escape.c: Update tree_pass descriptors.
4969 * tree-if-conv.c: Update tree_pass descriptors.
4970 * init-regs.c: Update tree_pass descriptors.
4971 * ipa.c: Update tree_pass descriptors.
4972 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4973 * rtl-factoring.c: Update tree_pass descriptors.
4974 * lower-subreg.c: Update tree_pass descriptors.
4975 * bt-load.c: Update tree_pass descriptors.
4976 * tree-dfa.c: Update tree_pass descriptors.
4977 * except.c: Update tree_pass descriptors.
4978 * emit-rtl.c: Update tree_pass descriptors.
4979 * cfgexpand.c: Update tree_pass descriptors.
4980 * tree-cfgcleanup.c: Update tree_pass descriptors.
4981 * cfgcleanup.c: Update tree_pass descriptors.
4982 * tree-ssa-pre.c: Update tree_pass descriptors.
4983 * tree-sra.c: Update tree_pass descriptors.
4984 * tree-mudflap.c: Update tree_pass descriptors.
4985 * tree-ssa-copy.c: Update tree_pass descriptors.
4986 * cfglayout.c: Update tree_pass descriptors.
4987 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4988 * tree-ssa-dce.c: Update tree_pass descriptors.
4989 * tree-ssa.c: Update tree_pass descriptors.
4990 * regclass.c: Update tree_pass descriptors.
4991 * integrate.c: Update tree_pass descriptors.
4992 * tree-optimize.c: Update tree_pass descriptors.
4993 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4994 * tree-object-size.c: Update tree_pass descriptors.
4995 * combine.c: Update tree_pass descriptors.
4996 * tree-outof-ssa.c: Update tree_pass descriptors.
4997 * bb-reorder.c: Update tree_pass descriptors.
4998 * stack-ptr-mod.c: Update tree_pass descriptors.
4999 * var-tracking.c: Update tree_pass descriptors.
5000 * tree-profile.c: Update tree_pass descriptors.
5001 * tree-vect-generic.c: Update tree_pass descriptors.
5002 * reg-stack.c: Update tree_pass descriptors.
5003 * sched-rgn.c: Update tree_pass descriptors.
5004 * tree-ssa-structalias.c: Update tree_pass descriptors.
5005 * tree-cfg.c: Update tree_pass descriptors.
5006 * passes.c (current_pass): Update declaration.
5007 (finish_optimization_passes): Update.
5008 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5009 (register_one_dump_file, register_dump_files_1, next_pass_1):
5011 (init_optimization_passes): Update handling of new types.
5012 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5013 * ipa-struct-reorg.c: Update tree_pass descriptors.
5014 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5015 * combine-stack-adj.c: Update tree_pass descriptors.
5016 * cfgrtl.c: Update tree_pass descriptors.
5017 * dce.c: Update tree_pass descriptors.
5018 * tree-ssanames.c: Update tree_pass descriptors.
5020 2008-03-19 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa.c (walk_data): New structure.
5024 (warn_uninitialized_var): If not always_executed warn with "maybe"
5026 (execute_early_warn_uninitialized): Compute post-dominators.
5027 Initialize always_executed before processing each basic block.
5029 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5032 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5033 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5035 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5037 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5039 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5041 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5043 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5044 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5045 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5046 target after ignore has been set, and move there also the commputation
5047 of subtarget and original_target.
5048 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5049 (LANG_HOOKS_INITIALIZER): Remove it.
5050 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5052 2008-03-18 Richard Guenther <rguenther@suse.de>
5054 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5055 found an expression with constants, note that in the VN for the lhs.
5056 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5057 fold them to constants if possible. Run cleanup_cfg if done so.
5058 (execute_pre): Return todo.
5060 (execute_fre): Likewise.
5061 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5063 (get_prop_source_stmt): Look through pointer conversions.
5065 2008-03-18 Jan Hubicka <jh@suse.cz>
5067 * tree-pretty-print.c: Include predict.h.
5068 (dump_generic_node): Dump predictor.
5069 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5070 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5071 * gimple-low.c (lower_stmt): Likewise.
5072 * expr.c (expand_expr_real): Likewise.
5073 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5075 (build_predict_expr, build_predict_expr): New.
5076 * predict.h (predictor_name, build_predict_expr): Update.
5077 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5078 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5079 * predict.def (PRED_CONTINUE): Update hitrate.
5080 * tree.def (PREDICT_EXPR): Define.
5081 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5082 do not handle BIND_EXPR.
5083 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5084 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5085 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5088 2008-03-18 Michael Matz <matz@suse.de>
5090 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5092 2008-03-18 Richard Guenther <rguenther@suse.de>
5094 * tree-gimple.h (is_gimple_invariant_address): Declare.
5095 (is_gimple_constant): Likewise.
5096 * tree-gimple.c (is_gimple_constant): New function.
5097 (is_gimple_invariant_address): Likewise.
5098 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5099 and is_gimple_invariant_address.
5100 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5102 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5103 an addressable base.
5105 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5108 * gimplify.c (gimplify_expr): Gimplify second operand of
5111 2008-03-17 Richard Guenther <rguenther@suse.de>
5113 PR tree-optimization/19637
5114 * fold-const.c (fold_unary): Remove restrictions of removing
5115 intermediate pointer-conversions (P2)(P1)P0.
5116 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5117 conversion to void pointer.
5118 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5120 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5123 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5124 emulated thread local variables.
5126 2008-03-16 Richard Guenther <rguenther@suse.de>
5129 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5130 expand TREE_INVARIANT operations that are not gimple invariant.
5132 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5134 * doc/extend.texi (Alignment): Say that the ABI controls
5135 the __alignof__ for non-strict-alignment targets rather
5136 than being a recommendation.
5138 2008-03-15 Paul Brook <paul@codesourcery.com>
5140 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5142 (arm_output_fn_unwind): Mark functions that can not be unwound.
5144 2008-03-15 Paul Brook <paul@codesourcery.com>
5146 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5147 extension instructions.
5149 2008-03-15 Richard Guenther <rguenther@suse.de>
5151 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5152 and fold constant aggregate refs.
5153 (fold_const_aggregate_ref): Handle string constants
5154 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5155 (evaluate_stmt): Simplify now that ccp_fold folds constant
5158 2008-03-15 Paul Brook <paul@codesourcery.com>
5160 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5161 (extzv): Use gen_extzv_t2.
5162 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5164 2008-03-15 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5167 (fold_const_aggregate_ref): Likewise.
5168 (get_value): Return NULL if we don't have any values.
5169 (ccp_finalize): Set const_val to NULL after freeing it.
5170 * tree-flow.h (get_symbol_constant_value): Declare.
5171 (fold_const_aggregate_ref): Likewise.
5172 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5174 2008-03-15 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5178 to not produce negative array indices if not allowed. Add
5179 parameter to indicate that.
5180 (maybe_fold_offset_to_component_ref): Allow negative array
5181 indices only for the first member of a structure.
5182 (maybe_fold_offset_to_reference): Allow negative array indices.
5183 (maybe_fold_stmt_addition): Likewise.
5185 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5186 Anatoly Sokolov <aesok@post.ru>
5188 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5189 (avr_arch): Add ARCH_AVR6.
5190 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5191 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5192 instead of fixed value 2.
5193 (print_operand_address): Use gs() asm specifier instead of pm().
5194 (avr_assemble_integer): (Ditto.).
5195 (avr_output_addr_vec_elt): (Ditto.).
5196 (print_operand): Handle "!" code.
5197 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5198 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5199 (AVR_HAVE_EIJMP_EICALL): Define.
5200 (AVR_3_BYTE_PC): Redefine.
5201 (AVR_2_BYTE_PC): (Ditto.).
5202 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5203 (LINK_SPEC): Add atmega2560 and atmega2561.
5204 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5206 * config/avr/avr.md (call_insn): Use eicall instead of icall
5207 for 3 byte PC devices.
5208 (call_value_insn): (Ditto.).
5209 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5210 (indirect_jump): Use only for for 2 byte PC devices.
5211 (*tablejump): (Ditto.).
5212 (*indirect_jump_avr6): Add insn.
5213 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5214 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5215 instead of ijmp for 3 byte PC devices.
5216 (__tablejump2__): (Ditto.).
5217 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5218 (MULITLIB_DIRNAMES): (Ditto.).
5219 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5221 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5223 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5224 "sse2_umulsidi3". Use V1DI mode for operand 0.
5225 ("mmx_psadbw"): Use V1DI mode for operand 0.
5226 * config/i386/i386-modes.def (V1SI): New vector mode.
5227 * config/i386/i386.c (struct builtin_description)
5228 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5229 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5230 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5231 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5232 v1di_ftype_v8qi_v8qi type.
5233 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5235 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5236 __builtin_ia32_pmuludq]: Fix the mode of return value.
5238 2008-03-15 Richard Guenther <rguenther@suse.de>
5241 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5244 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5246 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5247 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5248 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5249 unless TARGET_SERIALIZE_VOLATILE is enabled.
5250 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5251 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5252 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5254 2008-03-14 Richard Guenther <rguenther@suse.de>
5256 PR tree-optimization/34172
5257 * tree-flow.h (refs_may_alias_p): Declare.
5258 (get_single_def_stmt): Likewise.
5259 (get_single_def_stmt_from_phi): Likewise.
5260 (get_single_def_stmt_with_phi): Likewise.
5261 * tree-dfa.c (refs_may_alias_p): New function.
5262 (get_single_def_stmt): Likewise.
5263 (get_single_def_stmt_from_phi): Likewise.
5264 (get_single_def_stmt_with_phi): Likewise.
5265 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5266 (vn_reference_lookup_1): New helper function.
5267 (vn_reference_lookup): Walk the virtual use-def chain to
5268 continue searching for a match if the def does not alias the
5269 reference we are looking for.
5271 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5273 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5274 archive and Perzl. Update The Written Word listing.
5276 2008-03-14 Richard Guenther <rguenther@suse.de>
5278 PR tree-optimization/34043
5279 PR tree-optimization/33989
5280 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5282 (bitmap_find_leader): Use extra argument to verify dominance
5283 relationship inside a basic-block.
5284 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5285 (find_leader_in_sets): Adjust.
5286 (create_component_ref_by_pieces): Take extra argument for
5287 dominance check, handle lookup failures.
5288 (find_or_generate_expression): Likewise.
5289 (create_expression_by_pieces): Likewise.
5290 (insert_into_preds_of_block): Adjust.
5291 (create_value_expr_from): If asked for, verify all operands
5292 are in the blocks AVAIL_OUT set.
5293 (make_values_for_stmt): Check for SSA_NAMEs that are life
5294 over an abnormal edge.
5295 (compute_avail): Remove such check.
5296 (do_SCCVN_insertion): New function.
5297 (eliminate): If we do not find a leader suitable for replacement
5298 insert a replacement expression from SCCVN if available.
5299 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5300 (struct vn_ssa_aux): Add needs_insertion flag.
5301 * tree-ssa-sccvn.c (may_insert): New global flag.
5302 (copy_reference_ops_from_ref): Value-number union member access
5303 based on its size, not type and member if insertion is allowed.
5304 (visit_reference_op_load): For a weak match from union type
5305 punning lookup a view-converted value and insert a SSA_NAME
5306 for that value if that is not found.
5307 (visit_use): Make dumps shorter. Do not disallow value numbering
5308 SSA_NAMEs that are life over an abnormal edge to constants.
5309 (free_scc_vn): Release inserted SSA_NAMEs.
5310 (run_scc_vn): New flag to specify whether insertion is allowed.
5311 Process SSA_NAMEs in forward order.
5312 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5313 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5314 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5315 pointer type to/from integral types that do not change the
5316 precision to regular conversions.
5318 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5320 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5321 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5322 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5323 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5324 input arguments and the mode of return value. Built-in functions
5325 that operate on whole 64-bit MMX register now use V1DI mode.
5327 2008-03-13 Alon Dayan <alond@il.ibm.com>
5328 Olga Golovanevsky <olga@il.ibm.com>
5330 PR tree-optimization/35041
5331 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5332 to locate the right position in a statement.
5334 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5338 * config/i386/xmmintrin.h: Change all static inline functions to
5339 extern inline and add __gnu_inline__ attribute.
5340 * config/i386/bmintrin.h: Ditto.
5341 * config/i386/smmintrin.h: Ditto.
5342 * config/i386/tmmintrin.h: Ditto.
5343 * config/i386/mmintrin-common.h: Ditto.
5344 * config/i386/ammintrin.h: Ditto.
5345 * config/i386/emmintrin.h: Ditto.
5346 * config/i386/pmmintrin.h: Ditto.
5347 * config/i386/mmintrin.h: Ditto.
5348 * config/i386/mm3dnow.h: Ditto.
5350 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5353 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5354 (lower_omp_2): New function.
5355 (lower_omp_1, lower_omp): Rewritten.
5357 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5360 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5361 with the phrase "Microsoft Windows compilers".
5362 (Push/Pop Macro Pragmas): New subsection. Document
5363 #pragma push_macro and pragma pop_macro.
5365 2008-03-12 Paul Brook <paul@codesourcery.com>
5367 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5369 2008-03-12 Paul Brook <paul@codesourcery.com>
5371 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5372 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5373 (thumb2_addsi_shortim): Rename ...
5374 (thumb2_addsi_short): ... to this. Allow register operands.
5375 (thumb2_subsi_short): New pattern.
5376 (thumb2_one_cmplsi2_short,
5377 thumb2_negsi2_short): New patterns and peepholes.
5379 2008-03-12 Paul Brook <paul@codesourcery.com>
5381 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5383 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/i386.md (int_cond): New code iterator.
5387 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5388 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5389 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5390 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5391 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5392 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5393 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5394 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5396 2008-03-12 Paul Brook <paul@codesourcery.com>
5398 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5399 instead of {arm,thumb}_compute_save_reg_mask.
5400 (output_return_instruction): Ditto.
5401 (thumb_unexpanded_epilogue): Ditto.
5402 (thumb1_expand_prologue): Ditto.
5403 (thumb1_output_function_prologue): Ditto.
5404 (arm_set_return_address): Ditto.
5405 (thumb_set_return_address): Ditto.
5406 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5407 regs to achieve stack alignment.
5408 (thumb1_compute_save_reg_mask): Fix compiler warning.
5409 (arm_output_epilogue): Use offsets->saved_regs_mask.
5410 Adjust stack pointer by poping call clobered registers.
5411 (arm_expand_prologue): Use offsets->saved_regs_mask.
5412 Adjust stack pointer by pushing extra registers.
5413 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5415 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5418 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5419 conversion to the operands of a multiplication.
5421 2008-03-12 Richard Guenther <rguenther@suse.de>
5423 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5424 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5425 * timevar.def (TV_TREE_PHIPROP): Add.
5426 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5427 pass description. Use TV_TREE_PHIPROP.
5428 * tree-ssa-forwprop.c: Remove phiprop code.
5430 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5433 * omp-low.c (maybe_lookup_decl): Constify first argument.
5434 (use_pointer_for_field): Change last argument from bool to
5435 omp_context *. Disallow shared copy-in/out in nested
5436 parallel if decl is shared in outer parallel too.
5437 (build_outer_var_ref, scan_sharing_clauses,
5438 lower_rec_input_clauses, lower_copyprivate_clauses,
5439 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5441 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5442 Ira Rosen <irar@il.ibm.com>
5444 * tree-vectorizer.c (free_stmt_vec_info): New function.
5445 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5446 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5447 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5448 * tree-vect-transform.c (vectorizable_conversion): Free
5449 vec_oprnds0 if it was allocated.
5450 (vect_permute_store_chain): Remove unused VECs.
5451 (vectorizable_store): Free VECs that are allocated in the..
5453 (vect_transform_strided_load, vectorizable_load): Likewise.
5454 (vect_remove_stores): Simplify the code.
5455 (vect_transform_loop): Move code to vect_remove_stores().
5456 Call vect_remove_stores() and free_stmt_vec_info().
5458 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5460 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5461 TARGET_HPUX. Revise comment.
5462 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5463 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5464 Use sr4 variant of `be' instruction when not generating PIC code.
5465 (attr_length_call): Adjust for above change.
5467 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5469 * ipa-reference.c (static_execute): Remove module_statics_const and
5470 associated setting code.
5472 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5475 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5476 predicate for operand 1.
5477 (paritysi2_cmp): Use register_operand predicate for operand 2.
5478 Use earlyclobber modifier for operand 1. Remove support for
5480 (paritydi2_cmp): Use register_operand predicate for operand 3.
5481 Use earlyclobber modifier for operand 1. Remove support for
5484 2008-03-11 Paul Brook <paul@codesourcery.com>
5485 Vladimir Prus <vladimir@codesourcery.com>
5487 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5488 (arm_compute_save_reg0_reg12_mask): Always
5489 check if register 11 must be saved. Always safe hard frame pointer
5490 when frame_pointer_needeed.
5491 (arm_compute_save_reg_mask): Save IP and PC
5492 only with apcs frames.
5493 (arm_output_epilogue): Adjust Thumb2 codepath to
5494 be also invoked and work for ARM non-apcs frames.
5495 (arm_expand_prologue): Don't bother saving IP
5496 for non-apcs frame, since it's not clobbered by
5497 prologue code. Implement non-apcs frame
5500 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5502 PR rtl-optimization/35281
5503 * expr.c (convert_move): Use a new pseudo for the intermediate
5504 from_mode->word_mode result.
5506 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5508 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5509 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5510 * toplev.c (compile_file): Don't call it.
5512 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5515 * expr.c (store_expr): Call emit_block_move if the mode
5516 of "temp" RTX is BLKmode.
5518 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5519 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/31358
5522 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5523 the step with a NULL_TREE.
5524 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5525 to sizetype if type is a pointer type.
5526 (add_candidate_1): Don't convert the base and step to
5527 the generic type if the orginal type is a pointer type.
5528 (add_iv_value_candidates): Use sizetype for the step
5529 if type is a pointer type.
5530 (cand_value_at): Likewise.
5531 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5533 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5534 Don't convert the tem affine to the type.
5535 (add_elt_to_tree): Use sizetype for the step if a pointer.
5536 Use POINTER_PLUS_EXPR for pointers.
5537 (aff_combination_to_tree): Use sizetype for the step if a
5540 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5542 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5543 Remove commutativity hint.
5545 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5549 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5550 errorneous type. Check that v is a VAR_DECL.
5553 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5555 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5557 PR tree-optimization/35494
5558 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5559 may be overriden at link and run time.
5561 2008-03-10 Richard Guenther <rguenther@suse.de>
5563 PR tree-optimization/34677
5564 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5565 (poolify_tree): Likewise.
5566 (modify_expr_template): Likewise.
5567 (poolify_modify_stmt): Likewise.
5568 (insert_fake_stores): Handle all component-ref style stores
5569 in addition to INDIRECT_REF. Also handle complex types.
5570 Do not poolify the inserted load.
5571 (realify_fake_stores): Do not rebuild the tree but only
5572 make it a SSA_NAME copy.
5573 (init_pre): Remove initialzation of modify_expr_template.
5574 Do not allocate modify_expr_node_pool.
5575 (fini_pre): Do not free modify_expr_node_pool.
5577 2008-03-10 Paul Brook <paul@codesourcery.com>
5579 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5582 2008-03-10 Paul Brook <paul@codesourcery.com>
5583 Mark Shinwell <shinwell@codesourcery.com>
5585 * config/arm/cortex-r4.md: New.
5586 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5588 * config/arm/arm.md: Include cortex-r4.md.
5589 (insn): Add smmls, sdiv and udiv values.
5590 (generic_sched): Don't use generic scheduling for Cortex-R4.
5591 (arm_issue_rate): New function.
5592 (TARGET_SCHED_ISSUE_RATE): Define.
5594 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5596 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5598 2008-03-10 Richard Guenther <rguenther@suse.de>
5600 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5601 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5603 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5605 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5606 Set default to true.
5608 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5610 * c.opt (Wsynth): Deprecate.
5611 * doc/invoke.texi (Option Summary, Warning Options): Document
5612 -Wno-format-contains-nul.
5614 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5617 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5618 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5620 2008-03-09 Ira Rosen <irar@il.ibm.com>
5622 * config/rs6000/rs6000.c (builtin_description): Rename vector
5623 left shift operations.
5624 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5625 (altivec_vsl<VI_char>): Rename to ...
5626 (ashl<mode>3): ... new name.
5627 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5629 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5631 2008-03-08 Richard Guenther <rguenther@suse.de>
5633 * coverage.h (tree_coverage_counter_addr): Declare.
5634 * coverage.c (tree_coverage_counter_addr): New function.
5635 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5637 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5638 (tree_gen_one_value_profiler): Likewise.
5639 (tree_gen_ic_profiler): Likewise.
5640 (tree_gen_average_profiler): Likewise.
5641 (tree_gen_ior_profiler): Likewise.
5643 2008-03-08 Richard Guenther <rguenther@suse.de>
5645 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5646 (vn_binary_op_insert): Likewise.
5647 (vn_unary_op_lookup): Likewise.
5648 (vn_unary_op_insert): Likewise.
5649 (vn_nary_op_lookup): Declare.
5650 (vn_nary_op_insert): Likewise.
5651 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5652 and binary hashes, use a single obstack for unary_op_pool
5654 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5655 a single struct vn_nary_op_s. Store tree code length and
5656 a variable number of operands.
5657 (struct vn_reference_op_struct): Remove unused op2.
5658 (vn_reference_op_eq): Do not compare op2.
5659 (vn_reference_op_compute_hash): Do not compute hash of op2.
5660 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5661 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5662 with vn_nary_op_compute_hash.
5663 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5664 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5666 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5668 (visit_unary_op): Call nary functions.
5669 (visit_binary_op): Likewise.
5670 (process_scc): Adjust for struct vn_tables_s changes.
5671 (allocate_vn_table): Likewise.
5672 (free_vn_table): Likewise.
5673 * tree-vn.c (vn_add): Call nary functions.
5674 (vn_lookup): Likewise.
5676 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5679 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5680 wdst back after sync_compare_and_swapqhi_internal.
5682 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/i386-modes.def (V1DI): New vector mode.
5686 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5687 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5688 (MMXMODE248): Ditto.
5689 (MMXMODE): Add V1DI mode.
5690 (mmxvecsize): Change DI mode to V1DI mode.
5691 ("mov<mode>): Use MMXMODEI8 mode iterator.
5692 ("*mov<mode>_internal_rex64"): Ditto.
5693 ("*mov<mode>_internal"): Ditto.
5694 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5695 ("mmx_sub<mode>3"): Ditto.
5696 ("mmx_adddi3"): Remove insn pattern.
5697 ("mmx_subdi3"): Ditto.
5698 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5699 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5700 ("mmx_ashl<mode>3"): Ditto.
5701 ("mmx_lshrdi3"): Remove insn pattern.
5702 ("mmx_ashldi3"): Ditto.
5703 * config/i386/i386.c (classify_argument): Handle V1DImode.
5704 (function_arg_advance_32): Ditto.
5705 (function_arg_32): Ditto.
5706 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5707 mmx_addv1di3 insn pattern.
5708 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5709 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5710 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5711 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5712 Remove definitions of built-in functions.
5713 (V1DI_type_node): New node.
5714 (v1di_ftype_v1di_int): Ditto.
5715 (v1di_ftype_v1di_v1di): Ditto.
5716 (v2si_ftype_v2si_si): Ditto.
5717 (v4hi_ftype_v4hi_di): Remove node.
5718 (v2si_ftype_v2si_di): Ditto.
5719 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5720 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5721 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5722 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5723 Add new builtins using def_builtin_const.
5724 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5725 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5726 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5727 * config/i386/mmintrin.h (__v1di): New typedef.
5728 (_mm_add_si64): Cast arguments to __v1di type.
5729 (_mm_sub_si64): Ditto.
5730 (_mm_sll_pi16): Cast __count to __v4hi type.
5731 (_mm_sll_pi32): Cast __count to __v2si type.
5732 (_mm_sll_si64): Cast arguments to __v1di type.
5733 (_mm_srl_pi16): Cast __count to __v4hi type.
5734 (_mm_srl_pi32): Cast __count to __v2si type.
5735 (_mm_srl_si64): Cast arguments to __v1di type.
5736 (_mm_sra_pi16): Cast __count to __v4hi type.
5737 (_mm_sra_pi32): Cast __count to __v2si type.
5738 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5739 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5740 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5741 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5742 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5743 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5744 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5745 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5746 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5747 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5748 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5749 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5751 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5753 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5755 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5758 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5759 reg+const addressing for Altivec modes. Don't generate reg+reg
5760 addressing for TFmode or TDmode quantities.
5762 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5764 * c-common.c (vector_types_convertible_p): Call langhook
5765 instead of comptypes.
5767 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5770 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5771 integral and scalar float variables which have a
5774 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5776 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5777 dwarf_register_span hook when emitting unwind information for
5778 register-to-memory saves.
5779 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5780 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5782 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5784 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5785 for the same VAR_DECL.
5787 2008-03-06 Tom Tromey <tromey@redhat.com>
5790 * doc/standards.texi (Standards): Don't mention treelang.
5791 * doc/invoke.texi (Overall Options): Don't mention treelang.
5792 * doc/install.texi (Prerequisites): Don't mention bison or
5794 (Configuration): Don't mention treelang.
5795 (Building): Likewise.
5796 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5798 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5800 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5801 word-extractions out of a multi-word object.
5803 2008-03-06 Richard Guenther <rguenther@suse.de>
5805 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5806 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5807 result type and precision.
5808 * expr.c (get_inner_reference): Set unsignedp based on the result
5809 type of BIT_FIELD_REF.
5810 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5811 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5812 (try_instantiate_multiple_fields): Likewise. Use the correct type
5814 (sra_build_assignment): Likewise.
5815 (sra_build_elt_assignment): Likewise.
5816 (sra_explode_bitfield_assignment): Likewise.
5817 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5818 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5819 set BIT_FIELD_REF_UNSIGNED.
5820 (vectorizable_load): Likewise.
5822 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5824 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5827 2008-03-06 Richard Guenther <rguenther@suse.de>
5829 * alias.c (struct alias_set_entry): Move has_zero_child field
5830 to pack with alias_set.
5832 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5834 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5837 2008-03-05 Ian Lance Taylor <iant@google.com>
5839 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5841 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5843 * fwprop.c (update_df): Support width and offset parameters of
5845 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5846 global_conflicts): Change DF_REF_EXTRACT to either
5847 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5848 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5849 * df-scan.c (df_ref_record, df_defs_record,
5850 df_ref_create_structure, df_def_record_1, df_uses_record,
5851 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5852 df_bb_refs_collect, df_entry_block_defs_collect,
5853 df_exit_block_uses_collect): Support new width and offset fields.
5854 (ref_extract_pool): New storage pool.
5855 (df_free_ref): New function.
5856 (df_reg_chain_unlink, df_free_collection_rec,
5857 df_sort_and_compress_refs): Call df_free_ref.
5858 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5860 (df_ref_create_structure): Allocate df_ref_extract if offset and
5861 width fields are used.
5862 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5863 (df_uses_record): Get offset and width from ZERO_EXTRACT
5865 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5866 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5867 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5868 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5869 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5870 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5871 (df_ref_extract): New structure.
5872 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5873 (df_ref_create): Add width and offset parameters.
5875 2008-03-05 Richard Guenther <rguenther@suse.de>
5877 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5878 Use ranges_overlap_p.
5879 (offset_overlaps_with_access): Rename
5880 to ranges_overlap_p and move ...
5881 * tree-flow-inline.h (ranges_overlap_p): ... here.
5883 * tree.h (get_inner_reference, handled_component_p): Update
5886 * tree.h (record_component_aliases, get_alias_set,
5887 alias_sets_conflict_p, alias_sets_must_conflict_p,
5888 objects_must_conflict_p): Move declarations ...
5889 * alias.h (record_component_aliases, get_alias_set,
5890 alias_sets_conflict_p, alias_sets_must_conflict_p,
5891 objects_must_conflict_p): ... here.
5892 Include coretypes.h.
5893 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5895 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5897 * cfg.c: Include tree-flow.h.
5898 (remove_edge_raw): Call redirect_edge_var_map_clear.
5899 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5900 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5901 (redirect_edge_var_map_result): New.
5902 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5903 PENDING_STMT use with redirect_edge_var_map_*.
5904 * tree-ssa.c (edge_var_maps): New definition.
5905 (redirect_edge_var_map_add): New.
5906 (redirect_edge_var_map_clear): New.
5907 (redirect_edge_var_map_dup): New.
5908 (redirect_edge_var_map_vector): New.
5909 (redirect_edge_var_map_destroy): New.
5910 (ssa_redirect_edge): Replace PENDING_STMT use with
5911 redirect_edge_var_map_*.
5912 (flush_pending_stmts): Same.
5913 (delete_tree_ssa): Destroy edge var map.
5914 * tree-flow.h (struct _edge_var_map): New.
5915 Define edge_var_map vector type.
5916 Declare redirect_edge_var_map_* prototypes.
5917 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5918 * tree-cfg.c (reinstall_phi_args): Replace
5919 PENDING_STMT use with redirect_edge_var_map_*.
5921 2008-03-05 Richard Guenther <rguenther@suse.de>
5923 PR tree-optimization/35472
5924 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5925 whose single use_stmt has a overlapping set of loaded and
5926 stored symbols as that use_stmt might be a noop assignment then.
5928 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5930 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5932 2008-03-05 Richard Guenther <rguenther@suse.de>
5935 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5936 should be constants.
5937 * tree-cfg.c (verify_expr): Verify it.
5938 * fold-const.c (fold_truthop): Remove code generating
5939 BIT_FIELD_REFs of structure bases.
5940 (fold_binary): Likewise.
5941 (fold_ternary): Position and size of BIT_FIELD_REFs are
5942 always host integers.
5943 (make_bit_field_ref): Remove.
5944 (optimize_bit_field_compare): Remove.
5945 (all_ones_mask_p): Remove.
5947 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5950 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5951 (split_block_and_df_analyze): New. Split basic block and rebuild
5953 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5955 (split_pattern_seq): Likewise.
5956 (erase_matching_seqs): Likewise.
5957 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5959 2008-03-04 Geoff Keating <geoffk@apple.com>
5961 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5962 declaration and code.
5963 (tree_invalid_nonnegative_warnv_p): Likewise.
5965 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5967 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5968 examples. Truncate option-names then causing overfull hbox.
5970 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5973 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5975 * configure: Rebuilt.
5977 2008-03-04 Rafael Espindola <espindola@google.com>
5979 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5980 (tree_unary_nonnegative_warnv_p): New.
5981 (tree_binary_nonnegative_warnv_p): New.
5982 (tree_single_nonnegative_warnv_p): New.
5983 (tree_invalid_nonnegative_warnv_p): New.
5984 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5986 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5989 * opts.c (handle_option): Postpone 'unknown option' errors only for
5992 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5995 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5998 2008-03-04 Rafael Espindola <espindola@google.com>
6000 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6001 (tree_binary_nonzero_warnv_p): New.
6002 (tree_single_nonzero_warnv_p): New.
6003 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6005 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6008 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6009 transformations for modes that have signed zeros.
6010 * ifcvt.c (noce_try_abs): Ditto.
6012 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6014 * config/i386/i386.c (override_options): Force
6015 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6017 2008-03-04 Jan Hubicka <jh@suse.cz>
6020 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6023 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6025 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6026 label to probe the stack.
6028 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6030 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6031 (__gthr_win32_mutex_destroy): Declare.
6032 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6033 __gthr_win32_mutex_destroy.
6034 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6036 2008-03-03 Jan Hubicka <jh@suse.cz>
6039 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6040 aggressive on inlining cold calls.
6042 2008-03-03 Richard Guenther <rguenther@suse.de>
6044 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6045 struct copies into the expression table.
6046 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6047 (try_to_simplify): Likewise.
6048 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6049 integral and pointer arguments which do not change the
6050 precision to NOP_EXPRs.
6051 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6052 VIEW_CONVERT_EXPR case.
6054 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6056 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6057 defined in a loop at depth 0 is invariant.
6058 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6059 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6060 be called at loop depth 0.
6062 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6065 * gcc.c (process_command): Update copyright notice dates.
6066 * gcov.c (print_version): Likewise.
6067 * gcov-dump.c (print_version): Likewise.
6068 * mips-tfile.c (main): Likewise.
6069 * mips-tdump.c (main): Likewise.
6071 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6074 * c-common.c (flag_permissive): Delete.
6075 (constant_expression_warnings): Check flags first.
6076 (constant_expression_error): New.
6077 * c-common.h (flag_permissive): Delete.
6078 (constant_expression_error): Declare.
6079 * flags.h (flag_permissive): Declare. Update description.
6080 * diagnostic.c (pedwarn): Update.
6082 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6083 (permissive_error_kind): New.
6084 * toplev.c (flag_permissive): Define. Update description.
6085 * toplev.h (permissive_error_kind): Declare.
6086 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6087 (pedwarn_c90): Use pedantic_warning_kind.
6088 * c-opts.c (c_common_post_options): flag_permissive does not affect
6089 flag_pedantic_errors.
6091 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6093 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6094 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6095 __absvsi2, __absvDI2): Use unsigned arithmetic.
6097 2008-03-02 Andi Kleen <ak@suse.de>
6098 Richard Guenther <rguenther@suse.de>
6100 * struct-equiv.c: Remove file.
6101 * cfg_cleanup.c (condjump_equiv_p): Remove.
6102 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6103 (struct-equiv.o): Remove rule.
6104 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6105 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6106 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6108 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6110 * ifcvt.c (noce_process_if_block): Try to handle only the then
6111 block if the else block exists but isn't suitable.
6113 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6116 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6117 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6118 regression from previous patch.
6120 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6123 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6125 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6126 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6127 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6128 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6129 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6130 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6131 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6132 (__gthread_mutex_destroy_function): Rename to
6133 __gthread_mutex_destroy.
6134 * gthr-dce.h (__gthread_mutex_destroy): Call
6135 pthread_mutex_destroy.
6136 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6137 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6138 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6140 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6142 * df-scan.c (df_ref_chain_change_bb): Simplify.
6143 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6144 set_block_for_insn if there's any change.
6145 * df.h ((df_insn_change_bb): Fix prototype.
6146 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6147 df_insn_change_bb, don't call set_block_for_insn.
6148 * emit-rtl.c (reorder_insns): Likewise.
6149 * haifa-sched.c (move_insn): Likewise.
6151 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6153 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6155 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6157 * tree-flow-inline.h (next_readonly_imm_use): Return
6158 NULL_USE_OPERAND_P after the end.
6160 2008-03-01 Richard Guenther <rguenther@suse.de>
6162 PR tree-optimization/35411
6163 * tree-sra.c (sra_build_assignment): Split conversion to
6164 final type to a separate statement if we are not assigning
6167 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6169 * fold-const.c (fold_convertible_p): Correct the logic to follow
6170 that in fold_convert().
6172 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6175 * tree-inline.c (build_duplicate_type): When we make a
6176 duplicate type, make it unique in the canonical types system.
6178 2008-02-29 Tom Tromey <tromey@redhat.com>
6180 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6181 input_file_stack_history, input_file_stack_restored): Remove.
6182 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6183 * input.h (struct file_stack): Remove.
6184 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6185 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6187 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6189 (diagnostic_last_module_changed): Add 'map' argument.
6190 (diagnostic_set_last_function): Likewise.
6191 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6192 line map, not input_file_stack.
6193 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6195 2008-02-29 Paul Brook <paul@codesourcery.com>
6197 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6199 2008-02-29 Paul Brook <paul@codesourcery.com>
6201 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6203 2008-02-29 Richard Guenther <rguenther@suse.de>
6205 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6207 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6208 value for comparing for a store match.
6209 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6210 (try_to_simplify): Do not do a full-blown reference lookup.
6212 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6214 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6215 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6217 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6219 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6221 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6222 strides against cache sizes.
6224 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6226 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6229 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6231 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6232 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6233 is smaller than the original promoted value.
6234 (simplify_subreg): If OP is a SUBREG, try to preserve its
6235 SUBREG_PROMOTED_VAR_P information.
6237 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6239 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6240 (VN_INFO_GET): Allocate new objects on the obstack.
6241 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6242 for rpo_numbers_temp, for consistency.
6243 (free_scc_vn): Free the obstack.
6245 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6247 * doc/invoke.texi: Document -ftree-loop-distribution.
6248 * tree-loop-distribution.c: New.
6249 * tree-pass.h (pass_loop_distribution): New.
6250 * graphds.h (struct graph): Add htab_t indices.
6251 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6252 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6253 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6254 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6255 * tree-data-ref.c (debug_data_dependence_relations): New.
6256 (dump_data_dependence_relation): Also print data references.
6257 (free_data_ref): Extern.
6258 (same_access_functions): Moved...
6259 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6260 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6261 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6262 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6263 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6264 (stmts_from_loop): Skip LABEL_EXPR.
6265 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6267 (build_rdg): Initialize rdg->indices htab.
6268 (free_rdg, stores_from_loop, ref_base_address,
6269 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6270 have_similar_memory_accesses_1, ref_base_address_1,
6271 remove_similar_memory_refs): New.
6272 * tree-data-ref.h: Depend on tree-chrec.h.
6273 (debug_data_dependence_relations, free_data_ref): Declared.
6274 (same_access_functions): ... here.
6275 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6277 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6278 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6279 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6280 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6281 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6282 rdg_vertex_for_stmt): Declared.
6283 (struct rdg_edge): Add level.
6285 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6286 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6288 (rdg_has_similar_memory_accesses): New.
6289 * tree-vect-analyze.c: Remove unused static decls.
6290 * lambda.h (dependence_level): New.
6291 * common.opt (ftree-loop-distribution): New.
6292 * tree-flow.h (mark_virtual_ops_in_bb,
6293 slpeel_tree_duplicate_loop_to_edge_cfg,
6294 rename_variables_in_loop): Declared.
6295 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6296 (OBJS-common): Add tree-loop-distribution.o.
6297 (tree-loop-distribution.o): New rule.
6298 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6299 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6300 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6302 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6305 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6306 other than structures and unions.
6308 2008-02-28 Richard Guenther <rguenther@suse.de>
6311 2008-02-26 Richard Guenther <rguenther@suse.de>
6313 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6314 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6315 (lookup_decl_from_uid): Declare.
6316 (remove_decl_from_map): Likewise.
6317 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6318 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6319 (decl_for_uid_map): New global hashtable mapping DECL_UID
6321 (init_ttree): Allocate it.
6322 (insert_decl_to_uid_decl_map): New helper function.
6323 (make_node_stat): Insert new decls into the map.
6324 (copy_node_stat): Likewise.
6325 (lookup_decl_from_uid): New function.
6326 (remove_decl_from_map): Likewise.
6327 (print_decl_for_uid_map_statistics): New helper.
6328 (dump_tree_statistics): Call it.
6330 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6331 (referenced_var_iterator): Adjust.
6332 (FOR_EACH_REFERENCED_VAR): Adjust.
6333 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6334 (num_referenced_vars): Adjust.
6335 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6336 (first_referenced_var): Remove.
6337 (end_referenced_vars_p): Likewise.
6338 (next_referenced_var): Likewise.
6339 (referenced_var_iterator_set): New helper function.
6340 * tree-dfa.c (referenced_var_lookup): Adjust.
6341 (referenced_var_check_and_insert): Likewise.
6342 (remove_referenced_var): Likewise.
6343 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6344 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6345 (verify_call_clobbering): Likewise.
6346 (verify_memory_partitions): Likewise.
6347 (init_tree_ssa): Allocate bitmap instead of hashtable for
6349 (delete_tree_ssa): Adjust.
6350 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6352 (compute_tag_properties): Likewise.
6353 (set_initial_properties): Likewise.
6354 (find_partition_for): Likewise.
6355 (update_reference_counts): Likewise.
6356 (dump_may_aliases_for): Likewise.
6357 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6358 (add_call_clobber_ops): Likewise.
6359 (add_call_read_ops): Likewise.
6360 (get_asm_expr_operands): Likewise.
6361 * tree-into-ssa.c (dump_decl_set): Likewise.
6362 (update_ssa): Likewise.
6363 * tree-sra.c (scan_function): Likewise.
6364 (decide_instantiations): Likewise.
6365 (scalarize_parms): Likewise.
6366 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6367 (dsa_named_for): Likewise.
6368 * tree-ssa-structalias.c (update_alias_info): Likewise.
6369 (merge_smts_into): Likewise.
6371 2008-02-27 David Daney <ddaney@avtrex.com>
6374 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6375 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6376 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6377 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6378 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6380 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6383 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6384 (BUILT_IN_NEXTTOWARD): Remove.
6385 (BUILT_IN_NEXTTOWARDF): Ditto.
6386 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6387 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6389 2008-02-27 Tom Tromey <tromey@redhat.com>
6391 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6392 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6394 2008-02-27 Jan Beulich <jbeulich@novell.com>
6396 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6397 update the respective field on newdecl.
6399 2008-02-27 Revital Eres <eres@il.ibm.com>
6401 PR rtl-optimization/34999
6402 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6403 crossing edges that ends with a call insn.
6404 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6405 call insn and clear the EDGE_CROSSING flag of the crossing edge
6406 when fixing fallthru edges.
6408 2008-02-27 Richard Guenther <rguenther@suse.de>
6411 * fold-const.c (fold_unary): Return the correct argument,
6412 converted to the result type.
6414 2008-02-27 Richard Guenther <rguenther@suse.de>
6417 * expr.c (expand_expr_real_1): Assert on rotates that operate
6419 * fold-const.c (fold_binary): Use the types precision, not the
6420 bitsize of the mode if folding rotate expressions. Build rotates
6421 only for full modes.
6423 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6425 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6427 * c-pragma.c (pragma_ns_name): New typedef.
6428 (registered_pp_pragmas): New variable.
6429 (c_pp_lookup_pragma): New function.
6430 (c_register_pragma_1): If flag_preprocess_only, do nothing
6431 for non-expanded pragmas, for expanded ones push pragma's
6432 namespace and name into registered_pp_pragmas vector.
6433 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6434 flag_preprocess_only, don't register GCC pch_preprocess
6435 pragma if flag_preprocess_only.
6436 * c-opts.c (c_common_init): Call init_pragma even if
6437 flag_preprocess_only.
6438 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6439 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6440 cpp_register_pragma if flag_preprocess_only.
6442 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6445 * c-parser.c (c_parser_translation_unit): Warn for empty
6446 translation unit, not empty source file.
6448 2008-02-26 Paul Brook <paul@codesourcery.com>
6450 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6451 operand for Thumb-2.
6452 * config/arm/arm.h (reg_class): Add CORE_REGS.
6453 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6454 (BASE_REG_CLASS): Use CORE_REGS.
6455 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6456 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6457 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6458 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6459 ARM_REGNO_OK_FOR_INDEX_P.
6460 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6461 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6462 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6463 (ldm/stm peepholes): Ditto.
6464 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6465 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6466 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6467 * config/arm/constraints.md: Enable "k" constraint on ARM.
6469 2008-02-27 Ben Elliston <bje@au.ibm.com>
6471 * config/rs6000/rs6000.c: Annotate cache line size field in all
6472 instances of struct processor_costs.
6474 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6476 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6477 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6478 jump_bypass): New counters.
6479 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6480 * dce.c (gate_ud_dce): Same.
6481 (gate_fast_dce): Same.
6482 * dse.c (gate_dse1): New function.
6483 (gate_dse2): New function.
6484 (gate_dse): Merge results of new gate functions.
6485 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6486 (gate_handle_jump_bypass): Add dbg_cnt.
6487 (gate_handle_gcse): Add dbg_cnt.
6488 * ifcvt.c (gate_handle_if_conversion): Same.
6489 (gate_handle_if_after_combine): Same.
6490 (gate_handle_if_after_reload): Same.
6491 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6493 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6495 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6497 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6499 2008-02-26 Jason Merrill <jason@redhat.com>
6502 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6503 alone if it's the naming decl for the type's main variant.
6505 2008-02-26 Tom Tromey <tromey@redhat.com>
6507 * system.h (USE_MAPPED_LOCATION): Poison.
6508 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6509 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6510 (make_goto_expr_edges): Likewise.
6511 (remove_bb): Likewise.
6512 (execute_warn_function_return): Likewise.
6513 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6515 * c-common.c (fname_decl): Remove old location code.
6516 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6518 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6520 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6521 (gen_rtx_ASM_INPUT): Likewise.
6522 (gen_rtx_ASM_INPUT_loc): Likewise.
6523 (get_rtx_asm_OPERANDS): Remove.
6524 * cfglayout.c (insn_locators_alloc): Remove old location code.
6525 (set_curr_insn_source_location): Likewise.
6526 (curr_insn_locator): Likewise.
6527 * print-tree.c (print_node): Remove old location code.
6528 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6529 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6530 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6531 location_from_locus.
6532 (construct_exit_block): Remove old location code.
6533 * emit-rtl.c (force_next_line_note): Remove old location code.
6534 * profile.c (branch_prob): Remove old location code.
6535 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6536 LOC_LINE): Remove old-location variants.
6537 * langhooks.c (lhd_print_error_function): Remove old location
6539 * configure, config.in: Rebuilt.
6540 * configure.ac (--enable-mapped-location): Remove.
6541 * c-decl.c (c_init_decl_processing): Remove old location code.
6542 (finish_function): Likewise.
6543 * recog.c (decode_asm_operands): Remove old location code.
6544 * c-pch.c (c_common_read_pch): Remove old location code.
6545 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6547 * gimple-low.c (lower_function_body): Remove old location code.
6548 * toplev.c (unknown_location): Remove.
6549 (push_srcloc): Remove old-location variant.
6550 (process_options): Remove old location code.
6551 (lang_dependent_init): Likewise.
6552 * input.h (UNKNOWN_LOCATION): Move definition.
6553 (location_t): Undeprecate.
6554 (source_locus): Remove.
6555 (location_from_locus): Remove.
6556 (struct location_s): Remove.
6557 Remove all old-location code.
6558 (input_line, input_filename): Remove.
6559 * final.c (final_scan_insn): Remove old location code.
6560 * diagnostic.c (diagnostic_build_prefix): Remove
6561 USE_MAPPED_LOCATION test.
6562 * tree.h (gimple_stmt) <locus>: Now a location_t.
6563 (tree_exp) <locus>: Likewise.
6564 (DECL_IS_BUILTIN): Remove old-location variant.
6565 (annotate_with_file_line, annotate_with_locus): Likewise.
6566 (expr_locus, set_expr_locus): Update.
6567 * tree.c (build1_stat): Remove old location code.
6568 (last_annotated_node): Remove.
6569 (annotate_with_file_line): Remove old-location variant.
6570 (annotate_with_locus): Likewise.
6571 (expr_location): Remove old location code.
6572 (set_expr_location): Likewise.
6573 (expr_has_location): Likewise.
6574 (expr_locus): Likewise.
6575 (set_expr_locus): Likewise.
6576 (expr_filename): Don't use location_from_locus.
6577 (expr_lineno): Likewise.
6578 * rtl-error.c (location_for_asm): Remove old location code.
6579 * c-lex.c (cb_line_change): Remove old location code.
6580 (fe_file_change): Likewise.
6581 (cb_def_pragma): Likewise.
6582 (c_lex_with_flags): Likewise.
6583 * gengtype.c (do_typedef): Don't special-case location types.
6584 (define_location_structures): Remove.
6585 (main): Don't call define_location_structures.
6586 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6592 * builtins.def (BUILT_IN_STDARG_START): Remove.
6593 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6594 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6595 * tree-inline.c (inline_forbidden_p_1): Likewise.
6597 2008-02-26 Richard Guenther <rguenther@suse.de>
6599 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6600 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6601 (lookup_decl_from_uid): Declare.
6602 (remove_decl_from_map): Likewise.
6603 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6604 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6605 (decl_for_uid_map): New global hashtable mapping DECL_UID
6607 (init_ttree): Allocate it.
6608 (insert_decl_to_uid_decl_map): New helper function.
6609 (make_node_stat): Insert new decls into the map.
6610 (copy_node_stat): Likewise.
6611 (lookup_decl_from_uid): New function.
6612 (remove_decl_from_map): Likewise.
6613 (print_decl_for_uid_map_statistics): New helper.
6614 (dump_tree_statistics): Call it.
6616 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6617 (referenced_var_iterator): Adjust.
6618 (FOR_EACH_REFERENCED_VAR): Adjust.
6619 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6620 (num_referenced_vars): Adjust.
6621 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6622 (first_referenced_var): Remove.
6623 (end_referenced_vars_p): Likewise.
6624 (next_referenced_var): Likewise.
6625 (referenced_var_iterator_set): New helper function.
6626 * tree-dfa.c (referenced_var_lookup): Adjust.
6627 (referenced_var_check_and_insert): Likewise.
6628 (remove_referenced_var): Likewise.
6629 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6630 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6631 (verify_call_clobbering): Likewise.
6632 (verify_memory_partitions): Likewise.
6633 (init_tree_ssa): Allocate bitmap instead of hashtable for
6635 (delete_tree_ssa): Adjust.
6636 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6637 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6638 (compute_tag_properties): Likewise.
6639 (set_initial_properties): Likewise.
6640 (find_partition_for): Likewise.
6641 (update_reference_counts): Likewise.
6642 (dump_may_aliases_for): Likewise.
6643 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6644 (add_call_clobber_ops): Likewise.
6645 (add_call_read_ops): Likewise.
6646 (get_asm_expr_operands): Likewise.
6647 * tree-into-ssa.c (dump_decl_set): Likewise.
6648 (update_ssa): Likewise.
6649 * tree-sra.c (scan_function): Likewise.
6650 (decide_instantiations): Likewise.
6651 (scalarize_parms): Likewise.
6652 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6653 (dsa_named_for): Likewise.
6654 * tree-ssa-structalias.c (update_alias_info): Likewise.
6655 (merge_smts_into): Likewise.
6657 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6660 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6661 * c-opts.c (c_common_handle_option): Wall enables
6662 Wvolatile-register-var.
6663 * common.opt: Move Wvolatile-register-var to...
6666 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6668 * common.opt (Wlarger-than=): New.
6669 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6671 * opts.c (common_handle_option): Handle -Wlarger-than=.
6672 * optc-gen.awk: Likewise.
6673 * opth-gen.awk: Likewise.
6674 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6675 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6677 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6679 * c-common.c (match_case_to_enum_1): Add appropriate
6680 OPT_W* parameter to warning.
6681 (c_do_switch_warnings): Likewise.
6682 * c-typeck.c (warning_init): Add one more parameter following
6684 (push_init_level): Update call to warning_init.
6685 (pop_init_level): Likewise.
6686 (add_pending_init): Likewise.
6687 (output_init_element: Likewise.
6689 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6692 * toplev.c (toplev_main): If there are warnings or error, print
6693 errors for ignored options.
6694 * opts.c (ignored_options): New static variable.
6695 (postpone_unknown_option_error): New.
6696 (print_ignored_options): New.
6697 (handle_option): Postpone errors for unknown -Wno-* options.
6698 * opts.h (print_ignored_options): Declare.
6700 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6702 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6705 2008-02-25 Richard Guenther <rguenther@suse.de>
6708 2008-02-25 Richard Guenther <rguenther@suse.de>
6710 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6711 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6712 (lookup_decl_from_uid): Declare.
6713 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6714 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6715 (decl_for_uid_map): New global hashtable mapping DECL_UID
6717 (init_ttree): Allocate it.
6718 (insert_decl_to_uid_decl_map): New helper function.
6719 (make_node_stat): Insert new decls into the map.
6720 (copy_node_stat): Likewise.
6721 (lookup_decl_from_uid): New function.
6722 (print_decl_for_uid_map_statistics): New helper.
6723 (dump_tree_statistics): Call it.
6725 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6726 (referenced_var_iterator): Adjust.
6727 (FOR_EACH_REFERENCED_VAR): Adjust.
6728 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6729 (num_referenced_vars): Adjust.
6730 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6731 (first_referenced_var): Remove.
6732 (end_referenced_vars_p): Likewise.
6733 (next_referenced_var): Likewise.
6734 (referenced_var_iterator_set): New helper function.
6735 * tree-dfa.c (referenced_var_lookup): Adjust.
6736 (referenced_var_check_and_insert): Likewise.
6737 (remove_referenced_var): Likewise.
6738 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6739 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6740 (verify_call_clobbering): Likewise.
6741 (verify_memory_partitions): Likewise.
6742 (init_tree_ssa): Allocate bitmap instead of hashtable for
6744 (delete_tree_ssa): Adjust.
6745 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6746 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6747 (compute_tag_properties): Likewise.
6748 (set_initial_properties): Likewise.
6749 (find_partition_for): Likewise.
6750 (update_reference_counts): Likewise.
6751 (dump_may_aliases_for): Likewise.
6752 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6753 (add_call_clobber_ops): Likewise.
6754 (add_call_read_ops): Likewise.
6755 (get_asm_expr_operands): Likewise.
6756 * tree-into-ssa.c (dump_decl_set): Likewise.
6757 (update_ssa): Likewise.
6758 * tree-sra.c (scan_function): Likewise.
6759 (decide_instantiations): Likewise.
6760 (scalarize_parms): Likewise.
6761 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6762 (dsa_named_for): Likewise.
6763 * tree-ssa-structalias.c (update_alias_info): Likewise.
6764 (merge_smts_into): Likewise.
6766 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6769 * doc/invoke.texi (-fcx-limited-range): Document new option.
6770 * toplev.c (process_options): Handle -fcx-fortran-rules.
6771 * common.opt: Add documentation for -fcx-fortran-rules.
6773 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6776 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6777 actual behaviour and C99.
6779 2008-02-26 Ben Elliston <bje@au.ibm.com>
6781 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6782 (ASM_CPU_POWER6_SPEC): Likewise.
6783 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6784 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6785 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6787 2008-02-25 Richard Guenther <rguenther@suse.de>
6789 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6790 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6791 (lookup_decl_from_uid): Declare.
6792 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6793 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6794 (decl_for_uid_map): New global hashtable mapping DECL_UID
6796 (init_ttree): Allocate it.
6797 (insert_decl_to_uid_decl_map): New helper function.
6798 (make_node_stat): Insert new decls into the map.
6799 (copy_node_stat): Likewise.
6800 (lookup_decl_from_uid): New function.
6801 (print_decl_for_uid_map_statistics): New helper.
6802 (dump_tree_statistics): Call it.
6804 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6805 (referenced_var_iterator): Adjust.
6806 (FOR_EACH_REFERENCED_VAR): Adjust.
6807 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6808 (num_referenced_vars): Adjust.
6809 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6810 (first_referenced_var): Remove.
6811 (end_referenced_vars_p): Likewise.
6812 (next_referenced_var): Likewise.
6813 (referenced_var_iterator_set): New helper function.
6814 * tree-dfa.c (referenced_var_lookup): Adjust.
6815 (referenced_var_check_and_insert): Likewise.
6816 (remove_referenced_var): Likewise.
6817 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6819 (verify_call_clobbering): Likewise.
6820 (verify_memory_partitions): Likewise.
6821 (init_tree_ssa): Allocate bitmap instead of hashtable for
6823 (delete_tree_ssa): Adjust.
6824 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6825 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6826 (compute_tag_properties): Likewise.
6827 (set_initial_properties): Likewise.
6828 (find_partition_for): Likewise.
6829 (update_reference_counts): Likewise.
6830 (dump_may_aliases_for): Likewise.
6831 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6832 (add_call_clobber_ops): Likewise.
6833 (add_call_read_ops): Likewise.
6834 (get_asm_expr_operands): Likewise.
6835 * tree-into-ssa.c (dump_decl_set): Likewise.
6836 (update_ssa): Likewise.
6837 * tree-sra.c (scan_function): Likewise.
6838 (decide_instantiations): Likewise.
6839 (scalarize_parms): Likewise.
6840 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6841 (dsa_named_for): Likewise.
6842 * tree-ssa-structalias.c (update_alias_info): Likewise.
6843 (merge_smts_into): Likewise.
6845 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6848 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6849 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6850 * alias.h (nonoverlapping_memrefs_p): Likewise.
6852 2008-02-25 Jan Beulich <jbeulich@novell.com>
6854 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6855 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6856 __emultls_get_address, __emultls_register_common,
6857 __floatundi?f, and _Unwind_GetIPInfo.
6858 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6859 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6860 (gen_regparm_prefix): Likewise.
6861 (i386_nlm_encode_section_info): Sync with
6862 config/i386/winnt.c:i386_pe_encode_section_info().
6863 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6864 i386_nlm_mangle_decl_assembler_name): New.
6865 (netware_override_options): New.
6866 * config/i386/netware.h (netware_override_options): Declare.
6867 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6868 (i386_nlm_mangle_decl_assembler_name): Declare.
6869 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6871 2008-02-25 Ben Elliston <bje@au.ibm.com>
6874 * c-decl.c (grokdeclarator): Remove unused local variables
6875 `typedef_type' and `type_as_written'.
6877 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6878 unused local variable `has_hot_blocks'.
6879 (fix_crossing_conditional_branches): Remove unused local variable
6882 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6885 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6886 using DEF_C99_BUILTIN.
6887 (BUILT_IN_NANF): Ditto.
6888 (BUILT_IN_NANL): Ditto.
6890 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6891 Revital Eres <eres@il.ibm.com>
6893 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6894 regarding the order of two dependent insns in the same row.
6896 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6898 * stor-layout.c (layout_decl): Do not bump the alignment of a
6899 bit-field to more than byte alignment if it is packed.
6901 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6903 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6906 2008-02-24 Diego Novillo <dnovillo@google.com>
6908 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6911 * tree-vrp.c (vrp_evaluate_conditional): With
6912 -Wtype-limits, emit a warning when comparing against a
6913 constant outside the natural range of OP0's type.
6914 * c.opt (Wtype-limits): Move ...
6915 * common.opt (Wtype-limits): ... here.
6917 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6919 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6920 * config/rs6000/e300c2c3.md: New file.
6921 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6923 (rs6000_override_options): Add e300c2 and e300c3 cases to
6924 processor_target_table. Do not allow usage of Altivec or Spe
6925 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6926 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6927 * config/rs6000/rs6000.h (processor_type): Add
6928 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6929 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6930 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6931 and ppce300c3. Include e300c2c3.md.
6933 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6935 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6936 instead of TARGET_STRICT_ALIGN.
6938 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6940 * explow.c (memory_address): Assert that the generated address is
6943 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6946 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6947 * config/darwin-ppc-ldouble-patch.def: New file.
6948 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6949 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6950 SUBTARGET_INIT_BUILTINS if defined.
6951 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6954 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6957 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6958 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6960 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6963 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6964 file" warning condtional on -Winvalid-PCH.
6966 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6968 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6970 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6974 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6975 prevent reload from using MMX registers.
6976 (*mov<mode>_internal): Ditto.
6977 (*movv2sf_internal_rex64): Ditto.
6978 (*movv2sf_internal): Ditto.
6980 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6982 PR documentation/31569
6983 * doc/install.texi2html: Use makeinfo --no-number-sections.
6985 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6988 ensure that we can address an entire entity > 8 bytes. Don't
6989 generate reg+reg addressing for such data.
6991 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6993 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6994 strings when optimizing for size, unless the target cares about
6997 2008-02-22 Tom Tromey <tromey@redhat.com>
6999 * regclass.c (current_pass): Remove declaration.
7001 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7003 * config/avr/libgcc.S (__RAMPZ__): Define.
7004 (__do_copy_data): Add for devices with 128KB code memory.
7006 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7008 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7010 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7012 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7014 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7017 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7020 * c-typeck.c (build_binary_op): Warn about floating point
7021 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7023 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7026 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7027 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7029 (rs6000_override_options): Set altivec_abi as default, not override,
7030 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7031 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7032 is used; use new member spe_abi.
7033 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7034 spe_abi and altivec_abi.
7036 2008-02-22 Tomas Bily <tbily@suse.cz>
7038 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7040 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7043 * config.build (build_file_translate): Set to `CMD //c' only if
7045 * Makefile.in (build_file_translate): Improve comment.
7047 2008-02-21 Jan Hubicka <jh@suse.cz>
7049 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7050 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7051 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7053 2008-02-21 Michael Matz <matz@suse.de>
7056 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7058 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7061 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7063 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7064 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7065 SSE_VEC_FLOAT_MODE_P as insn constraint.
7066 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7067 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7068 sse4a_movntdf using MODEF mode iterator.
7069 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7070 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7071 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7072 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7073 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7074 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7075 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7077 2008-02-21 Richard Guenther <rguenther@suse.de>
7079 * tree.def (PAREN_EXPR): New tree code.
7080 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7082 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7083 * expr.c (expand_expr_real_1): Likewise.
7084 * tree-inline.c (estimate_num_insns_1): Likewise.
7085 * tree-complex.c (expand_complex_move): Likewise.
7086 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7089 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7092 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7094 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7097 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7099 * config/sh/sh.c (find_barrier): Don't go past
7100 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7102 2008-02-20 DJ Delorie <dj@redhat.com>
7104 * config/h8300/h8300.md (insv): Force source operand to be a register.
7106 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7107 as a jump, not as a plain insn.
7109 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7111 * doc/invoke.texi (Warning Options): Add new option
7112 -Wframe-larger-than=.
7113 (-Wframe-larger-than): Document.
7115 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7116 Add declarations for new option variables.
7118 * final.c (final_start_function): Check the frame size
7119 before emission and issue a Wframe-larger-than warning.
7121 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7122 Add definitions for new option variables.
7123 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7125 * common.opt (Wframe-larger-than=): New option.
7127 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7129 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7130 (<sse>_div<mode>3): Ditto.
7131 (<sse>_vmdiv<mode>3): Ditto.
7132 (<sse>_vmsqrt<mode>2): Ditto.
7133 (*smax<mode>3): Ditto.
7134 (sse5_frcz<mode>2): Ditto.
7135 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7138 2008-02-20 Richard Guenther <rguenther@suse.de>
7141 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7142 be happy with INTEGRAL_TYPE_P.
7144 2008-02-20 Richard Guenther <rguenther@suse.de>
7146 * fold-const.c (split_tree): Associate floatig-point expressions
7147 if flag_associative_math is set.
7149 2008-02-20 Richard Guenther <rguenther@suse.de>
7151 * tree.h (fold_real_zero_addition_p): Declare.
7152 * fold-const.c (fold_real_zero_addition_p): Export.
7153 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7154 floating-point operations with zero and one.
7156 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7158 * doc/install.texi: Correct references to CFLAGS, replacing them
7159 with BOOT_CFLAGS. Document flags used during bootstrap for
7162 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7165 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7166 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7168 (smin<mode>3): Ditto from similar patterns.
7169 (smax<mode>3): Ditto.
7170 (*ieee_smin<mode>3): Ditto.
7171 (*ieee_smax<mode>3): Ditto.
7172 * config/i386/sse.md (sse): New mode attribute.
7173 (mov<mode>): Macroize expander from movv4sf and movv2df using
7174 SSEMODEF2P mode iterator.
7175 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7176 SSE_VEC_FLOAT_MODE_P as insn constraint.
7177 (storent<mode>): Ditto.
7178 (storent<mode>): Macroize expander from storentsf and storentdf using
7179 MODEF mode iterator.
7180 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7181 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7182 (abs<mode>2): Ditto from similar patterns.
7183 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7184 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7185 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7186 (<sse>_vmsqrt<mode>2): Ditto.
7187 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7188 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7189 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7190 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7191 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7192 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7193 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7195 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7196 iterator and SSE_FLOAT_MODE_P as insn constraint.
7197 (<sse>_ucomi): Ditto from similar patterns.
7198 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7199 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7200 SSE_VEC_FLOAT_MODE_P as insn constraint.
7201 (vcond<mode>): Ditto from similar patterns.
7202 (and<mode>3, *and<mode>3): Ditto.
7203 (<sse>_nand<mode>3): Ditto.
7204 (ior<mode>3, *ior<mode>3): Ditto.
7205 (xor<mode>3, *xor<mode>3): Ditto.
7206 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7207 iterator and SSE_FLOAT_MODE_P as insn constraint.
7208 (*nand<mode>3): Ditto from similar patterns.
7209 (*ior<mode>3): Ditto.
7210 (*xor<mode>3): Ditto.
7212 2008-02-20 Ira Rosen <irar@il.ibm.com>
7214 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7215 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7216 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7218 2008-02-19 Jan Hubicka <jh@suse.cz>
7220 * predict.c (tree_bb_level_predictions): Remove variable next
7221 mistakely introduced by previous commit.
7223 2008-02-19 Jan Hubicka <jh@suse.cz>
7225 * predict.c (predict_paths_leading_to): Rewrite.
7226 (predict_paths_for_bb): New.
7227 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7229 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7232 * Makefile.in (build_file_translate): New.
7233 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7234 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7235 * configure.ac (build_file_translate): Substitute it.
7236 * configure: Regenerate.
7238 2008-02-19 Jan Hubicka <jh@suse.cz>
7240 PR rtl-optimization/34408
7241 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7244 2008-02-19 Jan Hubicka <jh@suse.cz>
7247 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7250 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7253 * config/i386/i386-modes.def: Revert the last DI alignment
7254 change until Ada people can look into it.
7256 2008-02-19 Nick Clifton <nickc@redhat.com>
7258 * opts.c (print_specific_help): Fix typo in --help text.
7260 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7263 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7264 32-bit inline asm without asm alternatives for host GCC < 3.0.
7266 2008-02-19 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/34989
7269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7270 Allow propagation to INDIRECT_REF if we can simplify only.
7272 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7274 * c-common.c (warn_for_collisions_1): Use appropriate option when
7277 2008-02-19 Nick Clifton <nickc@redhat.com>
7280 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7281 (handle_options): Fix indentation.
7282 (print_filtered_help): If no language-specific options were
7283 displayed tell the user how to list all the options supported by
7284 the language's front-end.
7285 (print_specific_help): Fix indentation and remove duplicate line.
7286 (common_handle_option): Handle the -v option.
7287 For --help enable the display of undocumented options if the -v
7288 switch has been included on the command line.
7289 For --help= check for overlaps in the arguments between the option
7290 classes and the language names and issue a warning when they
7291 cannot be disambiguated.
7292 * c.opt (v): Pass on to the common option handler.
7294 2008-02-19 Revital Eres <eres@il.ibm.com>
7296 * modulo-sched.c (sms_schedule): Change dump message when
7297 create_ddg function fails.
7298 (try_scheduling_node_in_cycle): Rename row to cycle.
7299 (print_partial_schedule): Rename CYCLE to ROW.
7301 2008-02-19 Christian Bruel <christian.bruel@st.com>
7302 Zdenek Dvorak <ook@ucw.cz>
7304 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7306 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7309 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7310 (*x86_movdicc_0_m1_se): Ditto.
7312 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7315 (CMPtype): Define as __gcc_CMPtype.
7316 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7317 (CMPtype): Define as __gcc_CMPtype.
7319 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7321 Support valgrind 3.3 for --enable-checking=valgrind.
7322 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7324 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7325 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7326 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7327 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7328 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7329 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7330 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7332 * ggc-zone.c: Similar.
7333 * ggc-page.c: Similar.
7335 2008-02-19 Paul Brook <paul@codesourcery.com>
7338 * config/arm/ieee754-df.S: Fix do_it typo.
7339 * config/arm/ieee754-sf.S: Fix do_it typo.
7341 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7344 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7345 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7346 (OPTION_MASK_ISA_SSE_SET): Likewise.
7347 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7348 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7349 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7350 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7351 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7352 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7353 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7354 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7355 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7356 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7357 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7358 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7359 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7360 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7361 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7362 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7363 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7364 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7365 (OPTION_MASK_ISA_SSE4): Removed.
7366 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7367 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7368 (override_options): Don't turn on implied SSE/MMX bits in
7371 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7376 2008-02-18 Joey Ye <joey.ye@intel.com>
7379 * tree-nested.c (insert_field_into_struct): Set type alignment
7380 to field alignment if the former is less than the latter.
7382 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7384 * BASE-VER: Set to 4.4.0.
7386 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7388 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7389 * doc/cfg.texi: Likewise.
7390 * doc/extend.texi: Likewise.
7391 * doc/gty.texi: Likewise.
7392 * doc/invoke.texi: Likewise.
7393 * doc/loop.texi: Likewise.
7394 * doc/md.texi: Likewise.
7395 * doc/passes.texi: Likewise.
7396 * doc/rtl.texi: Likewise.
7397 * doc/sourcebuild.texi: Likewise.
7398 * doc/tm.texi: Likewise.
7399 * doc/tree-ssa.texi: Likewise.
7401 2008-02-17 Richard Guenther <rguenther@suse.de>
7404 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7405 without default definition.
7407 2008-02-17 Richard Guenther <rguenther@suse.de>
7409 PR tree-optimization/35231
7410 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7413 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7416 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7417 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7418 libgcc_cmp_return mode.
7420 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7423 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7425 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7427 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7430 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7432 * doc/c-tree.texi: Use `@.' where appropriate.
7433 * doc/extend.texi: Likewise.
7434 * doc/install.texi: Likewise.
7435 * doc/invoke.texi: Likewise.
7436 * doc/loop.texi: Likewise.
7437 * doc/makefile.texi: Likewise.
7438 * doc/md.texi: Likewise.
7439 * doc/passes.texi: Likewise.
7440 * doc/standards.texi: Likewise.
7441 * doc/tm.texi: Likewise.
7443 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7446 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7448 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7449 rather than in entry_bb.
7451 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7453 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7454 libgcc_cmp_return mode.
7456 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7459 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7460 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7462 2008-02-15 Richard Guenther <rguenther@suse.de>
7463 Zdenek Dvorak <ook@ucw.cz>
7465 PR tree-optimization/35164
7466 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7467 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7468 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7469 Only propagate addresses which do not have abnormal SSA_NAMEs
7472 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7475 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7477 2008-02-15 Jan Hubicka <jh@suse.cz>
7480 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7482 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7485 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7486 when calculating alignment_pad.
7488 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7490 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7491 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7492 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7493 and STACK_BOUNDARY define.
7495 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7497 PR preprocessor/35061
7498 * c-pragma.c (handle_pragma_pop_macro): Check that
7499 pushed_macro_table has been allocated.
7501 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7504 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7505 (force_gimple_operand): Likewise.
7506 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7507 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7508 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7509 (find_interesting_uses_address): Check addressability and alignment
7510 of the base expression only after substituting bases of IVs into it.
7512 2008-02-14 Michael Matz <matz@suse.de>
7515 * function.c (instantiate_virtual_regs_in_insn): Reload address
7516 before falling back to reloading the whole operand.
7518 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7520 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7521 before the first section switch note.
7523 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7525 * doc/bugreport.texi: Update copyright years.
7526 * doc/c-tree.texi: Likewise.
7527 * doc/cfg.texi: Likewise.
7528 * doc/cpp.texi: Likewise.
7529 * doc/cppinternals.texi: Likewise.
7530 * doc/fragments.texi: Likewise.
7531 * doc/frontends.texi: Likewise.
7532 * doc/gcc.texi: Likewise.
7533 * doc/gty.texi: Likewise.
7534 * doc/hostconfig.texi: Likewise.
7535 * doc/implement-c.texi: Likewise.
7536 * doc/libgcc.texi: Likewise.
7537 * doc/loop.texi: Likewise.
7538 * doc/makefile.texi: Likewise.
7539 * doc/options.texi: Likewise.
7540 * doc/passes.texi: Likewise.
7541 * doc/rtl.texi: Likewise.
7542 * doc/sourcebuild.texi: Likewise.
7543 * doc/standards.texi: Likewise.
7544 * doc/tree-ssa.texi: Likewise.
7545 * doc/trouble.texi: Likewise.
7547 * doc/extend.texi: Use @: or add comma where appropriate.
7548 * doc/invoke.texi: Likewise.
7549 * doc/tm.texi: Likewise.
7551 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7554 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7557 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7559 * doc/md.texi (clz, ctz): Add reference.
7560 * doc/rtl.texi (clz, ctz): Likewise.
7562 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7565 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7568 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7570 * config/s390/s390.c (struct constant_pool): New field
7571 emit_pool_after added.
7572 (s390_mainpool_start): Set the emit_pool_after flag according
7573 to the section switch notes.
7574 (s390_mainpool_finish): Consider emit_pool_after when emitting
7575 the literal pool at the end of the function.
7576 (s390_chunkify_start): Force literal pool splits at section
7579 2008-02-13 Michael Matz <matz@suse.de>
7582 * var-tracking.c (clobber_variable_part): Correctly traverse the
7585 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7588 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7589 Add -fdump-ipa-inline.
7590 * tree-dump.c (dump_files): Remove tree-inlined dump.
7591 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7593 2008-02-12 Richard Guenther <rguenther@suse.de>
7595 PR tree-optimization/35171
7596 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7599 2008-02-12 Richard Guenther <rguenther@suse.de>
7602 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7603 value-preserving mode. Disallow final truncation.
7605 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7608 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7609 code from here to...
7610 (force_gimple_operand): ...here.
7612 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7615 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7616 non-compatible pointers.
7617 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7618 different FIELD_DECLs, try harder by comparing field offsets, sizes
7622 * function.c (match_asm_constraints_1): Don't replace the same input
7625 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7627 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7628 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7629 (expand_epilogue): Restore RAMPZ register.
7630 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7632 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7634 * config/i386/cygwin.asm: (__alloca): Correct calling
7635 convention and alignment.
7636 (__chkstk): Force 8 byte stack alignment.
7638 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7639 Richard Guenther <rguenther@suse.de>
7641 PR tree-optimization/33992
7642 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7643 the zero we compare against.
7645 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7648 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7649 to CloseHandle after unlocking to prevent accumulation of handle
7652 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7655 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7656 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7657 and update LABEL_NUSES during and after reload.
7659 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7662 * combine.c (simplify_if_then_else): Make sure the comparison is
7663 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7665 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7668 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7669 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7670 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7671 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7672 * tree.h (get_type_static_bounds): Likewise.
7674 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7676 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7677 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7678 Make -Wfoo language annotations match what the compiler outputs.
7680 2008-02-08 Sa Liu <saliu@de.ibm.com>
7682 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7683 intrinsics spu_convts, spu_convtu, spu_convtf.
7685 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7687 * doc/extend.texi (Function Attributes) <noinline>: Mention
7688 asm ("") as method to keep calls.
7690 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7693 * doc/options.texi (Options): Replace references to opts.sh with
7695 * opts-common.c: Likewise.
7696 * optc-gen.awk: Likewise.
7698 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7700 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7702 2008-02-07 Richard Henderson <rth@redhat.com>
7705 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7706 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7709 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7711 PR tree-optimization/35085
7712 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7713 for operand entry oe2 in addition to operand entry oe3 in order to
7714 expose more opportunities for vectorizer sum reduction.
7716 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7719 * Makefile.in (LIBS): Remove $(GMPLIBS).
7720 (cc1-dummy, cc1): Add $(GMPLIBS).
7722 2008-02-06 Jan Hubicka <jh@suse.cz>
7725 * i386.md (moddf_integer): Do not produce partial memory stalls for
7726 targets where it hurts.
7728 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7731 * optabs.c (expand_float): Do not check for decimal modes when
7732 expanding unsigned integer through signed conversion.
7734 2008-02-06 Nick Clifton <nickc@redhat.com>
7736 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7737 inside the clobber with a match_operand and duplicated operand
7738 number in the constraint.
7739 (ineqbranchsi): Delete redundant comment.
7741 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7743 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7744 builtin_define ("__USE_INIT_FINI__").
7745 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7747 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7749 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7751 PR documentation/30330
7752 * doc/invoke.texi (C++ Dialect Options)
7753 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7754 For each warning option -Wfoo that allows -Wno-foo, ensure both
7755 -Wfoo and -Wno-foo are listed in the option index. Fix index
7756 entry of -Wswitch-default, index -Wnormalized= including the
7757 `=', and -Wlarger-than-@var{len} including @var{len}.
7759 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7761 * config/i386/i386.md (floatunssisf2): Use
7762 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7763 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7764 Macroize expander using MODEF mode iterator.
7766 2008-02-05 Diego Novillo <dnovillo@google.com>
7768 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7771 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7773 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7776 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7778 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7781 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7782 to indicate if a message should be generated.
7783 (init_cumulative_args): Updated.
7784 (function_value_32): Likewise.
7786 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7788 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7790 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7793 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7794 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7796 2008-02-04 Diego Novillo <dnovillo@google.com>
7798 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7801 * tree-vrp.c (vrp_evaluate_conditional): With
7802 -Wtype-limits, emit a warning when comparing against a
7803 constant outside the natural range of OP0's type.
7805 2008-02-04 Richard Guenther <rguenther@suse.de>
7808 * expr.c (count_type_elements): Give for unions instead of
7811 2008-02-04 Richard Guenther <rguenther@suse.de>
7814 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7815 to TYPE_DOMAINs base type instead of using bitsizetype here.
7817 2008-02-03 Jason Merrill <jason@redhat.com>
7819 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7821 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7824 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7825 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7826 (RS/6000 and PowerPC Options): Fix typos and markup.
7827 * doc/passes.texi (Tree-SSA passes): Likewise.
7829 2008-02-02 Michael Matz <matz@suse.de>
7832 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7833 from record_last_reg_set_info.
7834 (record_last_reg_set_info): Take an RTX argument, iterate over all
7835 constituent hardregs.
7836 (record_last_set_info, record_opr_changes): Change calls to
7837 new signature or to record_last_reg_set_info_regno.
7839 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7841 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7843 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7845 PR rtl-optimization/34773
7846 * reg-notes.def (EQUAL): Mention significance of combination of
7847 REG_EQUAL and REG_RETVAL.
7848 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7849 insn that has a REG_RETVAL.
7851 2008-02-01 Roger Sayle <roger@eyesopen.com>
7854 * configure.ac (--enable-fixed-point): Disable unless explicitly
7856 * configure: Regenerate.
7858 2008-02-01 Richard Guenther <rguenther@suse.de>
7861 * invoke.texi (-finline-limit): Remove no longer true parts
7862 of the documentation. Note that there is no default value.
7864 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7865 Mark Mitchell <mark@codesourcery.com>
7866 Ben Elliston <bje@au.ibm.com>
7869 * doc/extend.texi (Other Builtins): Document.
7871 2008-01-31 Tom Browder <tom.browder@gmail.com>
7873 * doc/c-tree.texi (Types): Fix grammar.
7874 (Expression trees): Ditto.
7875 * doc/passes.texi (Tree-SSA passes): Ditto.
7877 * doc/configterms.texi (Configure Terms): Fix typo.
7878 * doc/cpp.texi (Common Predefined Macros): Ditto.
7879 * doc/md.texi (Machine Constraints): Ditto.
7881 * doc/makefile.texi (Makefile): Add comma.
7883 2008-01-31 Tom Browder <tom.browder@gmail.com>
7884 Gerald Pfeifer <gerald@pfeifer.com>
7886 * doc/sourcebuild.texi (Front End): Remove references to CVS
7887 and CVSROOT/modules.
7888 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7889 (Back End): Remove reference to CVS.
7891 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7894 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7896 (mips16_gp_pseudo_reg): ...here.
7897 * config/mips/mips.md (load_const_gp): Replace with...
7898 (load_const_gp_<mode>): ...this :P-based insn.
7900 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7902 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7903 options. Minor fixes.
7904 (-std): Move reference to standards closer to where language
7905 standards are first mentioned.
7907 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7909 PR rtl-optimization/34995
7910 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7911 parameter and return a bool. If the rtx parameter is nonnull,
7912 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7913 (find_reloads): Update call accordingly. Pass the new operand
7914 if it needed no address reloads, otherwise pass null.
7916 2008-01-30 Richard Henderson <rth@redhat.com>
7919 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7920 for unbounded arrays.
7922 2008-01-30 Silvius Rus <rus@google.com>
7924 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7926 2008-01-30 Jan Hubicka <jh@suse.cz>
7929 * i386.c (init_cumulative_args): Use real function declaration when
7932 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7934 PR rtl-optimization/34998
7935 * global.c (build_insn_chain): Treat non-subreg_lowpart
7936 SUBREGs of pseudos as clobbering all the words covered by the
7937 SUBREG, not just all the bytes.
7938 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7939 original df_ref rather than an extract parameter.
7940 (global_conflicts): Update call accordingly.
7942 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7944 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7945 the overflow check to make it easier to read.
7946 (__fixtfdi): Change the type of the ll member in union
7947 long_double to UDItype_x.
7949 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7952 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7953 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7954 * tree-inline.c (fold_marked_statements): Call
7955 cgraph_update_edges_for_call_stmt if folding a call statement.
7956 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7957 debug_generic_stmt calls, reset it back afterwards.
7960 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7962 * c-typeck.c (build_external_ref): Don't pedwarn about
7963 static vars in current function's scope.
7965 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7967 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7969 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7972 * ipa-struct-reorg.c: Fix spelling.
7973 * params.def: Ditto.
7975 2008-01-29 Richard Guenther <rguenther@suse.de>
7978 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7980 * tree-inline.c (remap_type): Increment remapping_type_depth
7981 around remapping types.
7982 (copy_body_r): Only add referenced variables if they are referenced
7983 from code, not types.
7985 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7996 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7997 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7999 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8002 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8003 pointer for tiny stack.
8005 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8007 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8009 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8011 * config/vx-common.h: Fix typo in comment.
8013 2008-01-28 Ian Lance Taylor <iant@google.com>
8017 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8018 coalesce pointers if they have different DECL_NO_TBAA_P values.
8019 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8020 between variables with different DECL_NO_TBAA_P values.
8022 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8025 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8026 are not legitimate small data references on SPE targets.
8028 2008-01-28 David Daney <ddaney@avtrex.com>
8030 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8032 2008-01-28 David Daney <ddaney@avtrex.com>
8034 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8036 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8038 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8039 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8040 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8041 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8042 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8043 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8044 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8045 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8047 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8049 * basic-block.h (condjump_equiv_p): Fix comment.
8051 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8053 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8054 print_generic_stmt_indented): Fix comment.
8056 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8058 * configure.ac (__stack_chk_fail): Add detecion for availability
8059 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8060 * configure: Regenerate.
8062 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8065 * final.c (output_addr_const): Handle TRUNCATE.
8067 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8070 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8071 (zero_cost, infinite_cost): New constants.
8072 (struct cost_pair): Change type of cost to comp_cost.
8073 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8074 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8076 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8077 split_address_cost, ptr_difference_cost, difference_cost,
8078 get_computation_cost_at, get_computation_cost,
8079 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8080 determine_use_iv_cost_condition, determine_use_iv_costs,
8081 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8082 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8083 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8084 Change type of cost to comp_cost.
8085 (determine_iv_cost): Increase cost of non-original ivs, instead
8086 of decreasing the cost of original ones.
8087 (get_address_cost): Indicate the complexity of the addressing mode
8089 (try_add_cand_for): Prefer using ivs not specific to some object.
8090 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8092 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8093 Janis Johnson <janis187@us.ibm.com>
8096 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8097 (TARGET_INSTANTIATE_DECLS): Likewise.
8098 * target.h (expand_to_rtl_hook): New target hook.
8099 (instantiate_decls): Likewise.
8100 * function.c (instantiate_decl): Make non-static. Rename to...
8101 (instantiate_decl_rtl): ... this.
8102 (instantiate_expr): Use instantiate_decl_rtl.
8103 (instantiate_decls_1): Likewise.
8104 (instantiate_decls): Likewise.
8105 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8106 * function.h (instantiate_decl_rtl): Add prototype.
8107 * cfgexpand.c (target.h): New include.
8108 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8109 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8110 (TARGET_INSTANTIATE_DECLS): Likewise.
8111 (TARGET_INITIALIZER): New target hooks added.
8112 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8114 * config/rs6000/rs6000.c (tree-flow.h): New include.
8115 (machine_function): Add sdmode_stack_slot field.
8116 (rs6000_alloc_sdmode_stack_slot): New function.
8117 (rs6000_instantiate_decls): Likewise.
8118 (rs6000_secondary_memory_needed_rtx): Likewise.
8119 (rs6000_check_sdmode): Likewise.
8120 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8121 (TARGET_INSTANTIATE_DECLS): Likewise.
8122 (rs6000_hard_regno_mode_ok): Allow SDmode.
8123 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8124 (rs6000_emit_move): Handle SDmode.
8125 (function_arg_advance): Likewise.
8126 (function_arg): Likewise.
8127 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8128 SDmode var args for 32-bit compiles.
8129 (rs6000_secondary_reload_class): Handle SDmode.
8130 (rs6000_output_function_epilogue): Likewise.
8131 (rs6000_function_value): Simplify if statement.
8132 (rs6000_libcall_value): Likewise.
8133 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8134 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8135 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8136 (movsd_hardfloat): New define_insn.
8137 (movsd_softfloat): Likewise.
8138 (movsd_store): Likewise.
8139 (movsd_load): Likewise.
8140 (extendsddd2): Likewise.
8141 (extendsdtd2): Likewise.
8142 (truncddsd2): Likewise.
8143 (movdd_hardfloat64): Fixup comment.
8144 (UNSPEC_MOVSD_LOAD): New constant.
8145 (UNSPEC_MOVSD_STORE): Likewise.
8147 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8150 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8152 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8153 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8154 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8157 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8160 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8161 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8162 __LONGDOUBLE128 too.
8163 * config/rs6000/aix61.h: New file.
8165 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8167 PR rtl-optimization/34959
8168 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8169 popcount and parity rtxes the same mode as their operand.
8170 Truncate or extend the result to the return value's mode
8173 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8176 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8177 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8178 to GOT_VERSION_REGNUM.
8179 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8180 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8181 * config/mips/mips.c (mips_emit_call_insn): New function.
8182 (mips_call_tls_get_addr): Call mips_expand_call directly.
8183 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8185 (mips16_build_call_stub): Likewise. Return the call insn or null.
8186 (mips_expand_call): Update the call to mips16_build_call_stub
8187 accordingly and a remove redundant condition. Assert that MIPS16
8188 stubs do not use lazy binding. Use mips_emit_call_insn and return
8190 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8192 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8193 (mips_avoid_hazard): Remove hazard_set handling.
8194 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8195 (UNSPEC_RESTORE_GP): ...this.
8196 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8197 (FAKE_CALL_REGNO): Rename to...
8198 (GOT_VERSION_REGNUM): ...this.
8199 (type): Add "ghost" value. Add an associated insn reservation.
8200 (hazard_set): Remove.
8201 (exception_receiver): Rename to...
8202 (restore_gp): ...this and update the unspec identifier accordingly.
8203 (exception_receiver, nonlocal_got_receiver): New expanders.
8204 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8205 FAKE_CALL_REGNO. Remove hazard_set attribute.
8206 (set_got_version, update_got_version): New patterns.
8208 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8211 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8213 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8216 * doc/install.texi2html: Generate gcc-vers.texi.
8218 2008-01-25 DJ Delorie <dj@redhat.com>
8220 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8222 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8224 * config/c4x: Remove directory.
8225 * config.gcc (crx-*, mt-*): Mark obsolete.
8226 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8227 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8228 sh-*-rtemscoff*): Remove cases.
8229 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8230 * real.c (encode_c4x_single, decode_c4x_single,
8231 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8232 c4x_extended_format): Remove.
8233 * real.h (c4x_single_format, c4x_extended_format): Remove.
8234 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8236 (Pragmas): Remove comment about c4x pragmas.
8237 * doc/install.texi (c4x): Remove target-specific instructions.
8238 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8239 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8240 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8241 refer to C4x source files as examples.
8242 (C4X_FLOAT_FORMAT): Remove documentation.
8244 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8246 * config/bfin/bfin.c (override_options): Reorder tests so that
8247 flag_pic gets enabled for -msep-data.
8249 2008-01-25 Richard Guenther <rguenther@suse.de>
8252 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8253 to its bitfield precision if required.
8255 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8258 * tree-nested.c (walk_omp_for): New function.
8259 (convert_nonlocal_reference, convert_local_reference): Call
8260 walk_omp_for on OMP_FOR.
8261 (convert_call_expr): Call walk_body on OMP_FOR's
8262 OMP_FOR_PRE_INIT_BODY.
8264 2008-01-25 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/34966
8267 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8268 default defs and PHI_NODEs we have to insert after the
8271 2008-01-24 Nick Clifton <nickc@redhat.com>
8273 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8274 Provide a default definition.
8275 (LIBGCC2_UNITS_PER_WORD): Likewise.
8277 * config/stormy16/stormy16.c: Include df.h for the prototype
8278 for df_regs_ever_live_p.
8279 (xstormy16_expand_builtin_va_start): Convert the stack offset
8280 into a component_ref and then use POINTER_PLUS_EXPR to add it
8281 to the incoming_virtual_args_rtx.
8282 (xstormy16_gimplify_va_arg_expr): Rename to
8283 xstormy16_gimplify_va_arg_expr.
8284 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8285 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8286 xstormy16_gimplify_va_arg_expr.
8287 Fix up some formatting issues.
8289 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8290 Move to predicates.md.
8291 (xs_hi_general_operand): Likewise.
8292 (xs_hi_nonmemory_operand): Likewise.
8293 * config/stormy16/predicates.md:
8294 (xstormy16_carry_plus_operand): New predicate.
8295 (xs_hi_general_operand): New predicate.
8296 (xs_hi_nonmemory_operand): New predicate.
8297 * config/stormy16/stormy16-protos.h:
8298 (xstormy16_carry_plus_operand): Delete prototype.
8299 (xs_hi_general_operand): Likewise.
8300 (xs_hi_nonmemory_operand): Likewise.
8302 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8303 modifiers as they are no longer needed and they can trigger
8304 reload spill failures.
8306 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8307 with a match_operand in order to help reload.
8309 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8310 constraint with 'e' for the 8th alternative as this version of
8311 the mov.w instruction only accepts the lower 8 registers.
8313 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8316 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8317 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8320 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8323 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8325 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8327 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8329 (remove_structure): Update allocations list before removing structure.
8331 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8333 * ipa-struct-reorg.c (is_safe_cond_expr,
8334 create_new_stmts_for_cond_expr): Use integer_zerop function,
8335 that recognize not only zero-pointer, but zero-integer too.
8337 2008-01-25 Ben Elliston <bje@au.ibm.com>
8340 * fixproto: Escape "." in sed expression that strips leading "./".
8342 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8345 * gcc.c (SWITCH_OK): Removed.
8346 (SWITCH_LIVE): Changed to bit.
8347 (SWITCH_FALSE): Likewise.
8348 (SWITCH_IGNORE): Likewise.
8349 (switchstr): Change live_cond to unsigned int.
8350 (process_command): Replace SWITCH_OK with 0.
8351 (do_self_spec): Likewise.
8352 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8353 (give_switch): Likewise.
8354 (used_arg): Likewise.
8355 (do_spec_1): Set the SWITCH_IGNORE bit.
8356 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8357 bits. Set the SWITCH_LIVE bit.
8359 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8361 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8363 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8365 PR tree-optimization/34472
8366 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8367 parameter to a "bool *" and set *DATA to false if there is
8368 an unsafe access. Do not delete the structure here.
8369 (check_cond_exprs): Delete it here instead.
8370 (check_cond_exprs, exclude_cold_structs): Do not increase
8371 I when removing a structure.
8373 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8377 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8379 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8382 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8383 a fixed vector for stack.
8385 2008-01-24 Ben Elliston <bje@au.ibm.com>
8388 * doc/gcc.texi (Software development): Add a direntry for g++.
8390 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8392 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8393 stale and straggling -fforce-addr comments above.
8395 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8397 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8398 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8400 2008-01-23 Michael Matz <matz@suse.de>
8403 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8406 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8408 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8411 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8413 * config/avr/avr.c (avr_current_arch): New variable.
8414 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8415 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8416 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8417 (avr_override_options): Init 'avr_current_arch'.
8418 (base_arch_s): Move from here...
8419 * config/avr/avr.h (base_arch_s): ... here. Add new members
8420 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8421 'mega' to 'have_jmp_call'.
8422 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8423 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8425 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8427 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8428 MULTILIB_MATCHES): (Ditto.).
8430 2008-01-23 Richard Guenther <rguenther@suse.de>
8433 * cgraphunit.c (cgraph_reset_node): Always mark the node
8434 not reachable if it is not queued already.
8436 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8438 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8439 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8440 (cputype_selected): New static variable.
8441 (bfin_handle_option): Set it if -mcpu is used.
8442 (override_option): Select default set of workarounds if no cpu type
8443 selected on the command line.
8444 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8446 From Michael Frysinger <michael.frysinger@analog.com>
8447 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8448 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8450 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8451 for bf547, bf523, bf524, and bf526.
8452 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8454 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8455 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8456 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8457 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8458 * doc/invoke.texi (Blackfin Options): Document that
8459 -mcpu now accept bf547, bf523, bf524, and bf526.
8461 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8463 PR rtl-optimization/34628
8464 * combine.c (try_combine): Stop and undo after the first combination
8465 if an autoincrement side-effect on the first insn has effectively
8468 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8471 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8472 Offset addresses are not valid for Altivec or paired float modes.
8474 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8477 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8478 if DECL_INITIAL (decl) is error_mark_node.
8481 * c-common.c (handle_vector_size_attribute): Only allow
8482 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8483 the same way as pointer, array etc. types.
8484 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8487 * tree.c (build_type_attribute_qual_variant): Call
8488 build_qualified_type if attributes are equal, but quals are not.
8490 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8493 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8494 * flags.h (warn_strict_aliasing): Remove.
8495 (warn_strict_overflow): Remove.
8496 * opts.c (warn_strict_aliasing): Remove.
8497 (warn_strict_overflow): Remove.
8498 * c-opts.c (c_common_handle_option): -Wall only sets
8499 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8500 (c_common_post_options): Give default values to -Wstrict-aliasing
8501 and -Wstrict-overflow if they are uninitialized.
8502 * common.opt (Wstrict-aliasing): Specify Var and Init.
8503 (Wstrict-overflow): Likewise.
8505 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8507 PR rtl-optimization/26854
8508 PR rtl-optimization/34400
8509 PR rtl-optimization/34884
8510 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8512 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8513 (df_rd_bb_info.expanded_lr_out): Deleted
8514 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8515 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8516 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8517 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8518 Removed code to allocate, initialize or free expanded_lr_out.
8519 (df_rd_bb_local_compute_process_def): Restructured to make more
8521 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8522 sets if the sets are being trimmed.
8524 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8527 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8528 (as_vers): Likewise.
8529 * configure: Regenerated.
8531 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8534 * tree-pass.h (pass_build_alias): New pass.
8535 * tree-ssa-alias.c (gate_build_alias): New.
8536 (pass_build_alias): New.
8537 * passes.c (init_optimization_passes): Add pass_build_alias after
8538 pass_create_structure_vars.
8540 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8542 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8543 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8544 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8545 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8546 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8547 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8548 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8549 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8550 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8551 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8552 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8553 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8554 * config/s390/s390.md (FP_ALL): New mode iterator.
8555 (_d): New mode attribute.
8556 ("*signbit<mode>2>"): Changed mode of first operand.
8557 ("isinf<mode>2"): Changed mode of first operand.
8558 ("*TDC_insn"): Adaptation for DFP modes.
8560 2008-01-22 Ben Elliston <bje@au.ibm.com>
8562 * tree.c (check_qualified_type): Improve function description.
8564 2008-01-21 Jason Merrill <jason@redhat.com>
8567 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8568 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8571 2008-01-21 DJ Delorie <dj@redhat.com>
8573 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8576 2008-01-21 Richard Guenther <rguenther@suse.de>
8579 * tree-cfg.c (verify_expr): Allow all invariant expressions
8580 instead of just constant class ones as reference argument.
8581 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8582 like any other constant.
8583 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8585 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8587 * regmove.c (fixup_match_1): Update call crossed frequencies.
8589 2008-01-21 Richard Guenther <rguenther@suse.de>
8592 * tree-inline.c (setup_one_parameter): Deal with mismatched
8593 types using a VIEW_CONVERT_EXPR.
8595 2008-01-21 Alon Dayan <alond@il.ibm.com>
8596 Olga Golovanevsky <olga@il.ibm.com>
8598 PR tree-optimization/34701
8599 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8600 when the structure size is not a power of 2.
8602 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8604 * doc/install.texi: Add doc for --enable-checking=df.
8606 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8608 PR rtl-optimization/34808
8609 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8611 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8613 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8616 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8618 PR rtl-optimization/26854
8619 PR rtl-optimization/34400
8620 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8622 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8623 (df_rd_bb_info.expanded_lr_out): New.
8624 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8625 * loop_iv.c (iv_analysis_loop_init): Ditto.
8626 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8627 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8628 Added code to allocate, initialize or free expanded_lr_out.
8629 (df_rd_bb_local_compute_process_def): Restructured to make
8630 more understandable.
8631 (df_rd_confluence_n): Add code to do nothing with fake edges and
8632 code to no apply invalidate_by_call sets if the sets are being trimmed.
8633 (df_lr_local_finalize): Renamed to df_lr_finalize.
8634 (df_live_local_finalize): Renamed to df_live_finalize.
8636 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8639 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8640 deciding whether to use reciprocal instructions.
8642 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8644 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8645 dwarf2out_note_section_used if cold_text_section is NULL.
8647 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8649 PR gcov-profile/34610
8650 * tree-cfg.c (make_edges): Mark both outgoing edges from
8651 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8652 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8653 from OMP_FOR and OMP_CONTINUE outgoing edges.
8655 * tree-profile.c (tree_profiling): Return early if
8656 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8658 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8659 from cfun to child_cfun.
8660 * function.h (struct function): Add after_tree_profile bit.
8662 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8664 * config/avr/avr.S (_exit): Disable interrupt.
8666 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8667 Steven Bosscher <stevenb.gcc@gmail.com>
8669 PR rtl-optimization/26854
8670 PR rtl-optimization/34400
8671 * df-problems.c (df_live_scratch): New scratch bitmap.
8672 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8673 (df_live_reset): Clear the proper bitmaps.
8674 (df_live_bb_local_compute): Only process the artificial defs once
8675 since the order is not important.
8676 (df_live_init): Init the df_live sets only with the variables
8677 found live by df_lr.
8678 (df_live_transfer_function): Use the df_lr sets to prune the
8679 df_live sets as they are being computed.
8680 (df_live_free): Free df_live_scratch.
8682 2008-01-18 Ian Lance Taylor <iant@google.com>
8684 * common.opt: Add fmerge-debug-strings.
8685 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8686 flag_merge_debug_strings rather than flag_merge_constants.
8687 * doc/invoke.texi (Option Summary): Mention
8688 -fmerge-debug-strings.
8689 (Debugging Options): Document -fmerge-debug-strings.
8691 2008-01-18 Ian Lance Taylor <iant@google.com>
8694 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8695 (struct tree_function_decl): Add new field operator_new_flag.
8696 * tree-inline.c (expand_call_inline): When inlining a call to
8697 operator new, force the return value to go into a variable, and
8698 set DECL_NO_TBAA_P on that variable.
8699 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8701 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8704 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8705 DWARF2_DEBUGGING_INFO.
8706 (dwarf2out_note_section_used): Ditto. Add prototype.
8707 (have_multiple_function_sections, text_section_used,
8708 cold_text_section_used, *cold_text_sections): Move declarations
8711 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8713 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8714 field and add signal_ra.
8715 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8716 assignments to frame state pc. Move end of stack check after
8717 MD_FALLBACK_FRAME_STATE_FOR.
8718 (uw_update_context_1): Use frame state signal_regs if set, instead
8719 of checking signal_frame flag.
8720 (uw_update_context): Use frame state signal_ra if set.
8721 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8722 * config/xtensa/linux-unwind.h: New file.
8724 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8726 * modulo-sched.c (get_sched_window): Fix comment typo.
8728 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8730 PR tree-optimization/34648
8731 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8733 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8735 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8736 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8738 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8740 PR rtl-optimization/34400
8741 * df-core.c (df_worklist_dataflow_overeager,
8742 df_worklist_dataflow_doublequeue): New functions.
8743 (df_worklist_dataflow): Two different worklist solvers.
8744 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8747 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8750 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8751 and ftree-parallelize-loops.
8753 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8755 PR rtl-optimization/34826
8756 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8758 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8760 * global.c (find_reg): Mark the eh regs as used if necessary.
8761 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8762 * ra.h (struct allocno): no_eh_reg field added. Changed
8763 no_stack_reg type to bitfield.
8765 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8767 * tree.c (substitute_in_expr): Add missing 'break'.
8769 2008-01-17 Richard Guenther <rguenther@suse.de>
8771 PR tree-optimization/34825
8772 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8773 x / x as division to handle.
8775 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8777 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8778 "-pthread" is specified.
8779 * pa-hpux11.h (LIB_SPEC): Likewise.
8781 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8782 Peter Bergner <bergner@vnet.ibm.com>
8784 PR rtl-optimization/33796
8785 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8787 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8789 PR libgfortran/34699
8790 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8792 * pa-hpux10.h (LINK_SPEC): Likewise.
8793 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8795 2008-01-16 Richard Guenther <rguenther@suse.de>
8798 * fold-const.c (fold_convert_const_int_from_int): Do not
8799 set overflow if that occured only because of a sign extension
8800 change when converting from/to a sizetype with the same
8801 precision and signedness.
8803 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8806 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8807 location address to the correct place. Update copyright year.
8809 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8811 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8812 no dependences in the dependence_relations vector.
8814 2008-01-16 Jan Hubicka <jh@suse.cz>
8816 PR rtl-optimization/31396
8817 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8818 * cfg.c (dump_reg_info): Print it.
8819 * regs.h (struct reg_info_t): add freq_calls_crossed.
8820 (REG_FREQ_CALLS_CROSSED): New macro.
8821 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8822 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8823 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8824 regmove_optimize): Update call crossed frequencies.
8825 * local-alloc.c (struct qty): Add freq_calls_crossed.
8826 (alloc_qty): Copute freq_calls_crossed.
8827 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8828 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8829 * ra.h (struct allocno): Add freq_calls_crossed.
8831 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8833 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8834 libgomp when compiling with ftree-parallelize-loops.
8835 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8837 2008-01-16 Richard Guenther <rguenther@suse.de>
8839 PR tree-optimization/34769
8840 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8841 * tree.c (int_cst_value): Instead make this function more
8842 permissive in what it accepts as valid input. Document this
8843 function always sign-extends the value.
8845 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8846 Richard Guenther <rguenther@suse.de>
8849 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8850 (gimple_fold_indirect_ref_rhs): ... this.
8851 (gimple_fold_indirect_ref): New function with foldings
8852 that preserve lvalueness.
8853 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8854 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8855 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8856 to fold an INDIRECT_REF, fall back to the old use of
8857 fold_indirect_ref_1.
8859 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8861 * tree-data-ref.c (subscript_dependence_tester_1): Call
8862 free_conflict_function.
8863 (compute_self_dependence): Same.
8865 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8868 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8869 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8871 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8872 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8873 for DWARF2_UNWIND_INFO targets.
8875 2008-01-16 Richard Guenther <rguenther@suse.de>
8878 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8879 type qualifiers for function types.
8881 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8883 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8884 loop_iterator li from previous commit.
8886 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8888 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8890 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8892 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8893 (parallelize_loops): Don't parallelize irreducible components.
8895 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8898 * c-opts (c_common_post_options): Do not enable CPP
8899 flag_pedantic_errors by default.
8901 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8903 PR rtl-optimization/31944
8904 * cse.c (remove_pseudo_from_table): New function.
8905 (merge_equiv_classes): Use above function to remove pseudo-registers.
8906 (invalidate): Likewise.
8908 2008-01-13 Richard Guenther <rguenther@suse.de>
8911 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8912 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8914 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8916 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8917 validate_change to unshare the source of the PC set.
8919 2008-01-12 Jan Hubicka <jh@suse.cz>
8922 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8923 references above array bounds. This might trigger bounds checks for
8926 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8928 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8929 new_replaceable_dependencies.
8931 2008-01-12 Doug Kwan <dougkwan@google.com>
8933 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8934 instead of OPT_Wreturn_type in warning due to ignored return type
8936 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8937 options included in -Wextra.
8938 * c.opt: New option -Wignored_qualifiers.
8939 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8940 -Wignore_qualifiers.
8941 (-Wignored-qualifiers): Document.
8942 (-Wreturn-type): Remove description of functionality now handled
8943 by -Wignored-qualifiers.
8945 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8948 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8949 NOP_EXPR if it is between integral types with the same precision.
8951 2008-01-12 Jan Hubicka <jh@suse.cz>
8954 * invoke.texi (max-inline-recursive-depth): Fix default value.
8956 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8958 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8961 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8963 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8965 2008-01-11 James E. Wilson <wilson@specifix.com>
8968 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8970 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8973 save/restore frame pointer register and don't use 'call-prologues'
8974 optimization in function with "OS_task" attribute.
8976 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8979 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8980 when copying to memory.
8982 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8984 PR rtl-optimization/30905
8985 * cfgcleanup.c: Include dce.h
8986 (crossjumps_occured): New global variable.
8987 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8988 If something changed, set crossjumps_occured to true.
8989 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8990 Don't add/remove fake edges to exit here...
8991 (cleanup_cfg): ...but do it here, when crossjumping.
8992 Run a fast DCE when successful crossjumps occured in the latest
8993 iteration of try_optimize_cfg.
8995 2008-01-11 Richard Guenther <rguenther@suse.de>
8997 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8998 (struct vn_unary_op_s): Likewise.
8999 (vn_reference_insert): Free old reference on hash collision.
9001 2008-01-10 Raksit Ashok <raksit@google.com>
9003 PR rtl-optimization/27971
9004 * combine.c (find_split_point): Split PLUS expressions which are
9005 inside a MEM rtx, and whose first operand is complex.
9007 2008-01-10 DJ Delorie <dj@redhat.com>
9009 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9010 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9011 (m32c_hard_regno_ok): Call the underlying function.
9013 2008-01-10 Richard Guenther <rguenther@suse.de>
9016 * tree-cfg.c (tree_merge_blocks): Do not go through the
9017 full-blown folding and stmt updating path if we just deal
9018 with virtual operands.
9019 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9020 test for abnormal SSA_NAMEs.
9022 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9025 * reload.c (push_reload): Add assertions. All constants from
9026 reg_equiv_constant should have been used for replacing the respective
9028 (find_reloads_address): Invoke find_reloads_address_part for
9029 constant taken from the reg_equiv_constant array.
9031 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9033 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9034 field (valnum) the first in the struct. Replace bools with
9037 2008-01-10 Richard Guenther <rguenther@suse.de>
9039 PR tree-optimization/34651
9040 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9041 types and ordering for masking and converting.
9043 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9045 PR tree-optimization/34017
9046 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9047 also for PHI_NODE expressions.
9049 2008-01-09 Jan Hubicka <jh@suse.cz>
9051 PR tree-optimization/34708
9052 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9053 based on number of case labels.
9054 (init_inline_once): Remove switch_cost.
9055 * tree-inline.h (eni_weights_d): Remove switch_cost.
9057 2008-01-09 Richard Guenther <rguenther@suse.de>
9058 Andrew Pinski <andrew_pinski@playstation.sony.com>
9061 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9062 temporary if an rvalue is ok or an lvalue is not required.
9064 2008-01-09 Richard Guenther <rguenther@suse.de>
9067 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9070 2008-01-09 Richard Guenther <rguenther@suse.de>
9073 * tree.c (host_integerp): Check for sizetype only if the
9074 type is an integer type.
9076 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9079 * opts.c (decode_options): Disable inlining of functions called
9080 once if not in unit-at-a-time mode.
9082 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9084 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9086 2008-01-08 Richard Guenther <rguenther@suse.de>
9089 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9090 out early if the result will be unused.
9092 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9097 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9101 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9103 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9104 for vectorization tuned.
9106 2008-01-08 Richard Guenther <rguenther@suse.de>
9108 PR tree-optimization/34683
9109 * tree-ssa-operands.c (operand_build_cmp): Export.
9110 * tree-ssa-operands.h (operand_build_cmp): Declare.
9111 * tree-vn.c (vuses_compare): Remove.
9112 (sort_vuses): Use operand_build_cmp.
9113 (sort_vuses_heap): Likewise.
9114 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9115 to re-use old VEC if available. Do not sort already sorted VUSEs.
9116 (vdefs_to_vec): Do not sort already sorted VDEFs.
9118 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9121 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9123 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9126 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9127 limitations of reciprocal sequences on x86 targets.
9129 2008-01-08 Richard Guenther <rguenther@suse.de>
9131 PR tree-optimization/34683
9132 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9134 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9137 * config/darwin.c (darwin_mergeable_string_section): Don't use
9138 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9140 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9143 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9144 negxf2. Macroize expander using X87MODEF mode iterator. Change
9145 predicates of op0 and op1 to register_operand.
9146 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9147 expander using X87MODEF mode iterator. Change predicates of
9148 op0 and op1 to register_operand.
9149 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9150 corresponding patterns and macroize using MODEF macro. Change
9151 predicates of op0 and op1 to register_operand and remove
9152 "m" constraint. Disparage "r" alternative with "!".
9153 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9154 macroize using X87MODEF macro. Change predicates of op0 and op1
9155 to register_operand and remove "m" constraint. Disparage "r"
9156 alternative with "!".
9157 (absneg splitter with memory operands): Remove.
9158 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9159 patterns and macroize using X87MODEF mode iterator.
9160 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9161 Change predicate of op1 to register_operand.
9162 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9163 for memory operands.
9165 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9167 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9169 2008-01-07 Richard Guenther <rguenther@suse.de>
9171 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9174 2008-01-07 Richard Guenther <rguenther@suse.de>
9176 PR tree-optimization/34683
9177 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9178 VOPs of the needed size to save memory. Use VEC_quick_push
9179 to save compile-time.
9180 (vdefs_to_vec): Likewise.
9182 2008-01-07 Sa Liu <saliu@de.ibm.com>
9184 * config/spu/spu.md (divdf3): Genetate inline code for double
9185 division. The implementation doesn't handle INF or NAN, therefore it
9186 only applies when -ffinite-math-only is given.
9188 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9191 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9192 * doc/cpp.texi ([Common Predefined Macros]): Document.
9194 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9196 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9197 order to use commutative addition instead of subtraction.
9199 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9200 Mircea Namolaru <namolaru@il.ibm.com>
9201 Vladimir Yanovsky <yanov@il.ibm.com>
9202 Revital Eres <eres@il.ibm.com>
9204 PR tree-optimization/34263
9205 * tree-outof-ssa.c (process_single_block_loop_latch,
9206 contains_tree_r): New functions.
9207 (analyze_edges_for_bb): Call process_single_block_loop_latch
9208 function to empty single-basic-block latch block if possible.
9210 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9212 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9214 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9216 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9218 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9220 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9222 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9224 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9226 PR tree-optimization/34618
9227 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9230 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9234 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9235 Update copyright year.
9237 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9238 Update copyright year.
9239 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9242 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9244 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9245 edge does not point to current bb before changing need_assert.
9247 2008-01-04 Richard Guenther <rguenther@suse.de>
9250 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9251 for verifying purposes if they are is_gimple_min_invariant.
9253 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9255 PR tree-optimization/34448
9256 PR tree-optimization/34465
9257 * gimplify.c (gimplify_init_constructor): Add new parameter
9258 notify_temp_creation. Use it.
9259 (gimplify_modify_expr_rhs): Take volatiles into account when
9260 optimizing constructors.
9261 Do not optimize constructors if gimplify_init_constructor will dump to
9263 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9264 * gcc.c-torture/compile/pr34448.c: New.
9266 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9268 PR gcov-profile/34609
9269 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9270 return_slot if result is TREE_ADDRESSABLE.
9272 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9274 * config/mips/mips.md (sqrt_condition): Tweak comment.
9275 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9277 2008-01-03 Tom Tromey <tromey@redhat.com>
9280 * c-common.c (c_type_hash): Handle VLAs.
9282 2008-01-03 Jan Hubicka <jh@suse.cz>
9284 PR tree-optimization/31081
9285 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9286 0 when inlining and not inlining to first basic block.
9287 (remap_decl): When var is initialized to 0, don't set default_def.
9288 (expand_call_inline): Set entry_bb.
9289 * tree-inline.h (copy_body_data): Add entry_bb.
9291 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9294 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9297 PR tree-optimization/29484
9298 * tree-inline.c (inline_forbidden_p_2): New function.
9299 (inline_forbidden_p): Disallow inlining if some static var
9300 has an address of a local LABEL_DECL in its initializer.
9301 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9304 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9306 PR tree-optimization/34635
9307 * tree-data-ref.c (add_other_self_distances): Make sure that the
9308 evolution step is constant.
9310 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9313 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9315 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9317 * tree-sra.c (scalarize_init): Insert the generate_element_init
9318 statements after the generate_element_zero statements.
9320 2008-01-02 Richard Guenther <rguenther@suse.de>
9324 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9325 for very large number of operands instead of ICEing.
9327 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9330 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9331 while stack probing.
9333 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9335 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9338 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9341 * tree-mudflap.c (mx_register_decls): Guard warning by
9342 !DECL_ARTIFICIAL check.
9344 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9346 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9347 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9348 sse5_perm<mode>): Fix constraints.